Meghan Markle is due "any day," says the source, as Queen Elizabeth's birthday approaches

Rabat, Morocco – February 25: (United Kingdom in 28 days) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex with King Mohammed VI of Morocco, during a hearing at his residence on February 25, 2019 in Rabat, Morocco. (Photo by Tim Rooke / Pool / Samir Hussein / WireImage)

Rabat, Morocco – February 25: (United Kingdom in 28 days) Meghan, Duchess of Sussex visits King Mohammed VI of Morocco, during a hearing at his residence on February 25, 2019 in Rabat, Morocco. (Photo by Pool / Samir Hussein / WireImage)

Rabat, Morocco – February 25: (UK off 28 days) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend a cooking demonstration, where children from disadvantaged backgrounds learn traditional Moroccan recipes from of the greatest chefs of Morocco, Villa des Ambassadeurs on February 25, 2019 in Rabat, Morocco. (Photo by Pool / Samir Hussein / WireImage)

Rabat, Morocco – February 25: (UK off 28 days) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend a cooking demonstration, where children from disadvantaged backgrounds learn traditional Moroccan recipes from of the greatest chefs of Morocco, Villa des Ambassadeurs on February 25, 2019 in Rabat, Morocco. (Photo by Stephen Lock / Pool / Samir Hussein / WireImage)

Rabat, Morocco – February 25: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex visit the Andalusian Gardens to hear about the empowerment of young people in Morocco by a number of young social entrepreneurs on February 25 2019 in Rabat, Morocco. (Photo by Samir Hussein / WireImage)

Prince Harry and his wife Meghan, Duke and Duchess of Sussex, visit the Udayas Kasbah near the Moroccan capital Rabat. February 25, 2019. (Photo by FADEL SENNA / AFP) (The photo credit should correspond to FADEL SENNA / AFP / Getty Images)

The Duke and Duchess of Sussex during their visit to the Royal Moroccan Federation of Equestrian Sports in Rabat on the third day of their tour in Morocco. (Photo by Yui Mok / PA Images via Getty Images)

Rabat, Morocco – February 24: (United Kingdom in 28 days) Meghan, Duchess of Sussex attends a reception organized by the British Ambassador to Morocco at the British residence on the second day of her tour in Morocco on February 24, 2019 in Rabat, Morocco. (Photo by Pool / Samir Hussein / WireImage)

Rabat, Morocco – February 24: Meghan, the Duchess of Sussex attends a reception organized by the British Ambassador to Morocco at the British residence during the second day of her tour in Morocco on February 24, 2019 in Rabat, at the Morocco. The royal couple met influential Moroccan women, young entrepreneurs and disabled athletes, among others. (Photo by Arthur Edwards – Pool / Getty Images)

Prince Harry, the Duke of Sussex and Meghan, the Duchess of Sussex, attend a local high school gathering students and teachers on February 24, 2019 in Asni, Morocco. (Photo by Pool / Samir Hussein / WireImage)

ASNI, MOROCCO – FEBRUARY 24: (UK off 28 days) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend an inauguration for Michael McHugo, founder of "Education for All" with the most excellent Order of the British Empire February 24, 2019 in Asni, Morocco. (Photo by Pool / Samir Hussein / WireImage)

ASNI, MOROCCO – FEBRUARY 24: (UK off 28 days) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend an inauguration for Michael McHugo, founder of "Education for All" with the most excellent Order of the British Empire February 24, 2019 in Asni, Morocco. (Photo by Pool / Samir Hussein / WireImage)

ASNI, MOROCCO – FEBRUARY 24: (UK off 28 days) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend an inauguration for Michael McHugo, founder of "Education for All" with the most excellent Order of the British Empire February 24, 2019 in Asni, Morocco. (Photo by Pool / Samir Hussein / WireImage)

Casablanca, Morocco – February 23: (United Kingdom in 28 days) Prince Harry, Duke of Sussex and Meghan, the Duchess of Sussex arrive at Casablanca Airport on February 23, 2019 in Casablanca, Morocco. (Photo by Pool / Samir Hussein / WireImage)

Casablanca, Morocco – February 23: (UK on vacation for 28 days) Meghan, the Duchess of Sussex arrive at Casablanca Airport on February 23, 2019 in Casablanca, Morocco. (Photo by Pool / Samir Hussein / WireImage)

New York, New York – February 20: Meghan, the Duchess of Sussex is seen on February 20, 2019 in New York. (Photo of Gotham / GC Images)

NEW YORK, NEW YORK – FEBRUARY 20: Meghan, the Duchess of Sussex is seen in the Upper East Side on February 20, 2019 in New York. (Photo of Gotham / GC Images)

NEW YORK, NY – FEBRUARY 19: Meghan, the Duchess of Sussex is seen exiting the hotel brand on February 19, 2019 in New York City. (Photo by Raymond Hall / GC Images)

NEW YORK, NY – FEBRUARY 19: Meghan, the Duchess of Sussex is seen exiting the hotel brand on February 19, 2019 in New York City. (Photo by Raymond Hall / GC Images)

LONDON, ENGLAND – FEBRUARY 12: Meghan, the Duchess of Sussex attends a gala performance of "Wider Land" in support of the Queen's Commonwealth Trust & Queen's Canopy Commonwealth at the Natural History Museum on February 12, 2019 at London, England. (Photo by Chris Jackson / Getty Images)

LONDON, ENGLAND – FEBRUARY 12: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex arrive to attend a gala performance of "Wider Land" in support of Queen's Commonwealth Trust & Canopy Queen's Commonwealth at the Natural History Museum in February 12, 2019 in London, England. (Photo of Heathcliff O 'Malley – Pool WPA / Getty Images)

London, England – February 7: Meghan, the Duchess of Sussex attends the Endeavor Fund Awards at Drapers Hall on February 7, 2019 in London, England. (Photo by Karwai Tang / WireImage)

LONDON, ENGLAND – FEBRUARY 7: Meghan, the Duchess of Sussex and Prince Harry, Duke of Sussex attend the Endeavor Fund Awards at Drapers' Hall on February 7, 2019 in London, England. (Photo by Ricky Vigil Images M / GC)

The British Meghan, the Duchess of Sussex (left) and the Prince of Great Britain, Duke of Sussex, react by visiting the Bristol Old Vic Theater in Bristol, South West England, on 1 February 2019. – Built in 1766 Bristol could meet, Bristol Old Vic is the oldest active theater in the English-speaking world. (Photo by MARC GIDDINGS / POOL / AFP) (Photo credit should match MARC GIDDINGS / AFP / Getty Images)

The British Meghan, Duchess of Sussex (R) and Prince of Great Britain, Duke of Sussex, react when they visit Bristol Old Vic Theater in Bristol, South West England, February 1, 2019. – Built in 1766 Bristol could meet, Bristol Old Vic is the oldest active theater in the English-speaking world. (Photo by MARC GIDDINGS / various sources / AFP) (Photo credit must match MARC GIDDINGS / AFP / Getty Images)

London, England – January 31: Meghan, the Duchess of Sussex leaves after visiting the Association of Commonwealth Universities at the City, University of London on January 31, 2019 in London, England. (Photo by Karwai Tang / WireImage)

London, England – January 31: Meghan, the Duchess of Cambridge leaves after taking part in an engagement with the Association of Commonwealth Universities (ACU) in City, University of London on January 31, 2019 in London, England. The Duchess met with Commonwealth students currently studying in the UK and for whom access to the university has transformed their lives. (Photo by Chris Jackson / Getty Images)

Meghan, the Duchess of Sussex shakes hands with Rosi Prescott after going to the National Theater in central London on January 30, 2019, after being announced as theater president. (Photo by Niklas HALLEN / AFP) (Photo credit must match NIKLAS HALLEN / AFP / Getty Images)

London, England – January 30: Meghan, the Duchess of Sussex tours the National Theater on January 30, 2019 in London, England. (Photo by Neil Mockford / GC Images)

Meghan, the Duchess of Sussex, goes to her car after visiting the Central London National Theater on January 30, 2019, after announcing that she would be the godmother of the theater. (Photo by Niklas HALLEN / AFP) (Photo credit must match NIKLAS HALLEN / AFP / Getty Images)

Meghan, the Duchess of Sussex (R) and British Prince Harry, Duke of Sussex, attend the Cirque du Soleil Totem premiere in support of Sentebale at the Royal Albert Hall in London on January 16, 2019. (Photo by Paul Grover / POOL / AFP) (Photo credit must match PAUL GROVER / AFP / Getty Images)

London, England – January 16: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend the premiere of the "TOTEM" Cirque du Soleil at Royal Albert Hall on January 16, 2019 in London, England. (Photo by Karwai Tang / WireImage)

London, England – January 16: Meghan, the Duchess of Sussex attends the "TOTEM" Cirque du Soleil premiere at the Royal Albert Hall on January 16, 2019 in London, England. (Photo of Paul Grover – WPA Pool / Getty Images)

LONDON, ENGLAND – JANUARY 16: (EMBARGO FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER THE CREATION OF DATE AND TIME) Meghan, Duchess of Sussex visits the foundation of well-being Mayhew Animals January 16, 2019 in London, England. This will be the first official visit of His Royal Highness to Mayhew in her new role as godmother. (Photo by Karwai Tang / WireImage)

LONDON, ENGLAND – JANUARY 16: (EMBARKED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER THE CREATION OF DATE AND TIME) Meghan, Duchess of Sussex, leaves after a visit to the Mayhew Foundation Animal Welfare Charity January 16, 2019 in London, England. This will be the first official visit of His Royal Highness to Mayhew in her new role as godmother. (Photo by Karwai Tang / WireImage)

London, England – January 16: Meghan, the Duchess of Sussex meets "Foxy" during her visit to Mayhew, a charity dedicated to animal welfare, on January 16, 2019 in London, England. This will be the first official visit of His Royal Highness to Mayhew in her new role as godmother. (Photo by Eddie Mulholland – Pool WPA / Getty Images)

BIRKENHEAD, UNITED KINGDOM – JANUARY 14: Meghan, the Duchess of Sussex meets members of the public during a Birkenhead visit to Hamilton Square on January 14, 2019 in Birkenhead, United Kingdom. (Photo by Karwai Tang / WireImage)

BIRKENHEAD, ENGLAND – JANUARY 14: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex visit charity "Tomorrow & # 39; s Women Wirral" on January 14, 2019 in Birkenhead, UK. (Photo by Charlotte Graham – Pool WPA / Getty Images)

BIRKENHEAD, UNITED KINGDOM – JANUARY 14: Meghan, the Duchess of Sussex meets members of the public during a Birkenhead visit to Hamilton Square on January 14, 2019 in Birkenhead, United Kingdom. (Photo by Karwai Tang / WireImage)

London, England – January 10: Meghan, the Duchess of Sussex visits Smart Works on January 10, 2019 in London, UK. Smart Works is one of four organizations of which she became the royal patron, today announced the Kensington Palace. The other three organizations are the National Theater, the Association of Commonwealth Universities (ACU) and Mayhew. (Photo by Karwai Tang / WireImage)

London, England – January 10: Meghan, the Duchess of Sussex visits Smart Works on January 10, 2019 in London, UK. Smart Works is one of four organizations of which she became the royal patron, today announced the Kensington Palace. The other three organizations are the National Theater, the Association of Commonwealth Universities (ACU) and Mayhew. (Photo by Karwai Tang / WireImage)

Britain's Meghan, the Duchess of Sussex, chats with Patsy Wardally during the garbage collection during her visit to Smart Works, a charity she became a protector at St Charles Hospital. West London, January 10, 2019. (Photo by CLODAGH KILCOYNE / POOL / AFP) (Photo credit should read: CLODAGH KILCOYNE / AFP / Getty Images)

Britain's Meghan, Duchess of Sussex (left), chooses a necklace with Smart Works president Lady Juliet Hughes-Hallett (right) during her visit to Smart Works, an association she became a sponsor of, at St. Charles Hospital, in the west of the country. London, January 10, 2019. (Photo by CLODAGH KILCOYNE / POOL / AFP) (The photo credit should correspond to CLODAGH KILCOYNE / AFP / Getty Images)

King's Lynn, England – December 25: Meghan, the Duchess of Sussex and Prince Harry, Duke of Sussex attend the Christmas Day Mass at the Church of St. Mary Magdalene in the Sandringham area on December 25, 2018 at King's Lynn, England. (Photo by Samir Hussein / WireImage)

King's Lynn, England – December 25: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend religious service on Christmas Day at the Church of St. Mary Magdalene in Sandringham's estate on December 25, 2018 at King's Lynn, England. (Photo of UK Press Pool / British Press via Getty Images)

Prince Edward of Great Britain, Earl of Wessex (left), Meghan, Duchess of Sussex and Prince of Great Britain Harry, Duke of Sussex, leave after the traditional religious service organized on Christmas Day by the family Royal at St. Mary Magdalene Church in Sandringham, East of England, on December 25th. 2018. (Photo by Paul ELLIS / AFP) (The photo credit should read: PAUL ELLIS / AFP / Getty Images)

The Duchess of Sussex arrives for a visit to the Royal Variety Charity residential and care home in Brinsworth House, Twickenham, West London. (Photo by Andrew Matthews / PA Images via Getty Images)

Britain, The Duchess of Sussex (left) visits the Royal Variety Charity Retirement Home and Residential Care Facility, Brinsworth House, Twickenham, South West London, 18 December 2018. – honeymoon period for the former actress and new British Royal Meghan Markle, it seems like it's over. Six months after her fairytale wedding with Prince Harry at Windsor Castle, Meghan faces a daily barrage of tabloid headlines criticizing her courteous attitude and warning her not to become "difficult to duchess". (Photo by Geoff PUGH / POOL / AFP) (Photo credit should show GEOFF PUGH / AFP / Getty Images)

Britain's Duchess Sussex unveils plaque commemorating her visit to the Royal Variety Charity nursing home in Brinsworth House, Twickenham, South West London, December 18 2018. – The honeymoon of the former actress and the new British Royal Meghan Markle, it seems, is over. Six months after her fairytale wedding with Prince Harry at Windsor Castle, Meghan faces a daily barrage of tabloid headlines criticizing her courteous attitude and warning her not to become "difficult to duchess". (Photo by Geoff PUGH / POOL / AFP) (Photo credit should show GEOFF PUGH / AFP / Getty Images)

London, England – December 10: Meghan, the Duchess of Sussex and Rosamund Pike on stage at the 2018 Fashion Awards in partnership with Swarovski at Royal Albert Hall on December 10, 2018 in London, England. (Photo by Joe Maher / BFC / Getty Images)

LONDON, ENGLAND – DECEMBER 10: Meghan, the Duchess of Sussex and Rosamund Pike on stage to present the UK's Womenswear designer award at the 2018 Fashion Awards in partnership with Swarovski at the Royal Albert Hall on December 10th 2018 in London, England. (Photo by Joe Maher / BFC / Getty Images)

LONDON, UNITED KINGDOM – NOVEMBER 21: (SHIPPED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATING DATE AND TIME) Meghan, Duchess of Sussex visits Hubb community kitchen for see how the funds raised by "Together: Our Community Cookbook" are making a difference in Al Manaar, North Kensington on November 21, 2018 in London, England. Together: The cookbook of our community contains more than 50 recipes of women whose community has been affected by the Grenfell Tower fire in 2017. (Photo by Max Mumby / Indigo / Getty Images)

Meghan, Duchess of Sussex, visits Hubb's Community Kitchen in London on November 21, 2018 to celebrate the success of their recipe book. – The kitchen was installed by women affected by the Grenfell tower fire and Meghan, the Duchess of Sussex, wrote a preface to the cookbook to help raise funds for the victims. (Photo by Chris Jackson / POOL / AFP) (Photo credit should show CHRIS JACKSON / AFP / Getty Images)

LONDON, UNITED KINGDOM – NOVEMBER 19: (EMBARGO FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATING THE DATE AND TIME) Meghan, the Duchess of Sussex attends the Royal Variety Performance 2018 at the London Palladium November 19, 2018 in London, England. (Photo by Max Mumby / Indigo / Getty Images)

LONDON, UNITED KINGDOM – NOVEMBER 19: (SHIPPED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATING DATE AND TIME) Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex, attend the Royal Variety Performance 2018 at the London Palladium on November 19, 2018 in London, England. (Photo by Max Mumby / Indigo / Getty Images)

LONDON, UNITED KINGDOM – NOVEMBER 11: (SHIPPED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATING DATE AND TIME) Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex, attend a service commemorating the centenary of the Armistice at Westminster Abbey on November 11, 2018 in London, England. The armistice ending the First World War between the Allies and Germany was signed at Compiegne, France, at the eleventh hour of the eleventh day of the eleventh month – 11 November 1918, at 11 o'clock. This day is commemorated on Remembrance Day. Special attention is given to this year's centenary. (Photo by Max Mumby / Indigo / Getty Images)

ROTORUA, NEW ZEALAND – OCTOBER 31: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex arrive at the Auckland War Memorial Museum for a reception with Premier Jacinda Ardern on October 31, 2018 in Rotorua , New Zealand. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Chris Jackson / Getty Images)

Auckland, New Zealand – October 30: Meghan, Duchess of Sussex meet fans and hold baby lump in the street during "Walkabout" on October 30, 2018 in Auckland, New Zealand. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Chris Jackson / Getty Images)

AUCKLAND, NEW ZEALAND – OCTOBER 30: Meghan, the Duchess of Sussex saw waking up holding baby bump while Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex at the "Walkabout". on October 30, 2018 in Auckland, New Zealand. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Chris Jackson / Getty Images)

British Prince Harry (C) and his Wife Meghan, The Duchess of Sussex (G) chat with a model wearing a World of WearableArt garment during a visit to Courtney Creative in Wellington on October 29, 2018. – The Prince Harry conveyed greetings from & # 39; our little hump & # 39; s conservation workers in New Zealand on October 29 when he and his pregnant wife Meghan visited a nature reserve in the South Island. (Photo by HAGEN HOPKINS / POOL / AFP) (Photo credit should match HAGEN HOPKINS / AFP / Getty Images)

WELLINGTON, NEW ZEALAND – OCTOBER 28: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex to attend the official arrival at Government House on October 28, 2018 in Wellington, New Zealand. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Chris Jackson / Getty Images)

NUKU – ALOFA, TONGA – OCTOBER 26: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex, standing with King Tupou VI and Queen Nanasipauôu TukuÔaho of Tonga at the farewell with His Majesty King Tupou VI on October 26, 2018 in Nuku & alofa, Tonga. The Duke and Duchess of Sussex are in turn official 16-day autumn in cities of Australia, Fiji, Tonga and New Zealand. (Photo by Chris Jackson / Getty Images)

NUKU – ALOFA, TONGA – OCTOBER 25: (UK 28 DAYS) Meghan, the Duchess of Sussex arrives at Nuku's Alofa Airport on October 25, 2018 in Nuku & # 39; alofa, at Tonga. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Pool / Samir Hussein / WireImage)

British Prince Harry and his wife Meghan, the Duchess of Sussex (C), arrive at Fua Airport in August 1948. – Prince Harry and his pregnant wife Meghan left Fiji after an official visit of three days and arrived in Tonga. part of their trip to Australia and the South Pacific. (Photo by PETER PARKS / AFP) (Photo credit must match PETER PARKS / AFP / Getty Images)

NUKU – ALOFA, TONGA – OCTOBER 25: (IN THE UNITED KINGDOM 28 DAYS) Meghan, the Duchess of Sussex, goes to the Consular House of NukuÕalofa for a private audience with King Tupou VI and Queen NanasipauÕu on 25 October 2018 in Nuku & alofa, Tonga. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Pool / Samir Hussein / WireImage)

British Prince Harry and his wife Meghan, the Duchess of Sussex, go for the farewell ceremony at Nadi Airport on October 25, 2018. – Prince Harry and his pregnant wife Meghan leave Fiji after a three-day official visit to Tonga as part of their trip. tour of Australia and South Pacific. (Photo by PETER PARKS / AFP) (Photo credit must match PETER PARKS / AFP / Getty Images)

Suva, Fiji – October 24: Meghan, the Duchess of Sussex visits a market on October 24, 2018 in Suva, Fiji. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Kirsty Wigglesworth – Pool / Getty Images)

SUVA, Fiji – OCTOBER 23: Meghan, the Duchess of Sussex attends a State Dinner hosted by South Pacific Nation President, Jioji Konrote, at the Grand Pacific Hotel on October 23, 2018 in Suva, Fiji . The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Pool / Samir Hussein / WireImage)

SUVA, SUVA – OCTOBER 23: Meghan, the Duchess of Sussex, Prince Harry, Duke of Sussex meet the President of Fiji, Jioji Konrote, on the first day of their tour to Fiji, October 23, 2018 in Suva, Fiji. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Pool / Samir Hussein / WireImage)

The Duchess of Sussex meets members of the public during a walk organized in Rotorua, Rotorua, New Zealand, on Wednesday, October 31, 2018. Prince Harry and his wife Meghan are on the last day of their tour of 16 days in Australia, New Zealand and the South Pacific. (Dominic Lipinski / Pool Photo via AP)

Fraser Island, Australia – October 22: Prince Harry, Duke of Sussex and Meghan, the Duchess of Sussex walk along the picturesque Kingfisher Bay Pier on October 22, 2018 on Fraser Island, in Australia. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Karwai Tang / WireImage)

SYDNEY, AUSTRALIA – OCTOBER 19: Meghan, the Duchess of Sussex visits Bondi Beach on October 19, 2018 in Sydney, Australia. The Duke and Duchess of Sussex are on their official 16-day fall tour to cities in Australia, Fiji, Tonga and New Zealand. (Photo by Samir Hussein / Samir Hussein / WireImage)

The Duchess of Sussex arrives at Admiralty House in Sydney on the first day of the royal couple's visit to Australia on Tuesday, October 1, 2018. Harry and Meghan will participate in 76 fights in Australia, Fiji, Tonga and New Zealand. day trip to the Pacific region. (Phil Noble / PA via AP)

Britain's Meghan, the Duchess of Sussex, attends the wedding of the British Princess Eugene of York with Jack Brooksbank at St George's Chapel at Windsor Castle in Windsor on October 12, 2018. (Photo by Gareth Fuller / POOL / AFP ) (Photo credit should read GARETH FULLER / AFP / Getty Images)

CARDIFF, UNITED KINGDOM – JANUARY 18: (SHIPPED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATING DATE AND TIME) Meghan Markle holds Prince Harry's hand during his visit to the castle Cardiff on January 18, 2018 in Cardiff, Wales. (Photo by Max Mumby / Indigo / Getty Images)

London, UK – Feb. 1: Meghan Markle attends the Endeavor Fund Awards ceremony & # 39; at Goldsmiths Hall on February 1, 2018 in London, England. The awards celebrate the accomplishments of injured, injured and sick military personnel and women who have taken part in remarkable sporting and adventurous challenges over the past year. (Photo by Max Mumby / Indigo / Getty Images)

Photo: KGC-375 / STAR MAX / IPx 2018 2/13/18 Prince Harry and Meghan Markle during a walk on the Esplanade of Edinburgh Castle during their visit to Scotland.

London, England – February 28: Prince Harry, Meghan Markle and Catherine, Duchess of Cambridge attend the first annual forum of the Royal Foundation held in Aviva on February 28, 2018 in London, England. Sous le thème "Faire la différence ensemble", l'événement présentera les programmes gérés ou initiés par la Fondation royale. (Photo de Chris Jackson – Piscine WPA / Getty Images)

BIRMINGHAM, ROYAUME-UNI – MARS 08: (EMBARQUÉ POUR PUBLICATION DANS LES JOURNAUX BRITANNIQUES JUSQU'À 24 HEURES APRÈS CRÉER LA DATE ET L'HEURE) Meghan Markle et Prince Harry partent après avoir visité le Nechells Wellbeing Centre le 8 mars 2018 à Birmingham, Angleterre. (Photo par Max Mumby / Indigo / Getty Images)

Londres, Angleterre – 12 mars: Meghan Markle, prince Harry, Catherine, la duchesse de Cambridge assister à la célébration du jour du Commonwealth 2018 à l'abbaye de Westminster le 12 mars 2018 à Londres, en Angleterre. (Photo de Samir Hussein / Samir Hussein / WireImage)

Londres, Angleterre – 12 mars: Meghan Markle et le prince Harry assister à la célébration du jour du Commonwealth 2018 à l'abbaye de Westminster le 12 mars 2018 à Londres, en Angleterre. (Photo par Karwai Tang / WireImage)

Belfast, Royaume-Uni – 23 mars: Meghan Markle et Prince Harry partent après avoir visité l'emblématique Titanic Belfast lors de leur voyage en Irlande du Nord le 23 mars 2018 à Belfast, Irlande du Nord, Royaume-Uni. (Photo par Karwai Tang / WireImage)

L'actrice américaine Meghan Markle, fiancée du prince britannique Harry, assiste à une réception avec des délégués du Forum de la jeunesse du Commonwealth au centre de Londres le 18 avril 2018, en marge de la réunion des chefs de gouvernement du Commonwealth (CHOGM). / AFP PHOTO / POOL / Yui Mok (Le crédit photo devrait correspondre à YUI MOK / AFP / Getty Images)

La fiancée du prince britannique Harry, l'actrice américaine Meghan Markle, assiste à une réception en faveur de l'autonomisation des femmes à la Royal Aeronautical Society du centre de Londres, le quatrième jour de la réunion des chefs de gouvernement du Commonwealth (CHOGM), le 19 avril 2018. (Photo de CHRIS JACKSON / POOL / AFP) (Le crédit photo doit correspondre à CHRIS JACKSON / AFP / Getty Images)

Le prince britannique Harry et sa fiancée américaine Meghan Markle assistent au concert de l'anniversaire de la reine à l'occasion du 92e anniversaire de sa majesté au Royal Albert Hall de Londres le 21 avril 2018. (Photo de John Stillwell / POOL / AFP) (Crédit photo devrait lire JOHN STILLWELL / AFP / Getty Images)

LONDRES, ANGLETERRE – 21 AVRIL: (EMBARGÉE POUR PUBLICATION DANS LES JOURNAUX BRITANNIQUES JUSQU'À 24 HEURES APRÈS LA CRÉATION DE LA DATE ET DE L'HEURE) Meghan Markle assiste à la réception des jeux Invictus à Australia House le 21 avril 2018 à Londres, Angleterre. (Photo par Karwai Tang / WireImage)

Londres, Angleterre – 23 avril: Prince Harry et Meghan Markle assistent au service commémoratif du 25e anniversaire pour célébrer la vie et l'héritage de Stephen Lawrence à St Martin-in-the-Fields le 23 avril 2018 à Londres, en Angleterre. (Photo par Neil Mockford / GC Images)

Londres, Angleterre – 25 avril: Prince Harry et Meghan Markle assister à un service de commémoration et de Thanksgiving Anzac Day à l'abbaye de Westminster le 25 avril 2018 à Londres, en Angleterre. L'Anzac Day commémore les victimes australiennes et néo-zélandaises et les vétérans des conflits, ainsi que l'anniversaire du débarquement des Dardanelles le 25 avril 1915, qui marquerait le début de la campagne de Gallipoli pendant la Première Guerre mondiale. (Photo de Chris Jackson / Getty Images)

Londres, Angleterre – 25 avril: Meghan Markle assiste à un service de l'aube de l'Anzac Day à Hyde Park Corner le 25 avril 2018 à Londres, en Angleterre. (Photo par GC Images)

L'actrice américaine et fiancée du prince britannique Harry Meghan Markle arrive avec sa mère Doria Ragland (non représentée) à l'hôtel Cliveden House du village de Taplow, près de Windsor, le 18 mai 2018, à la veille de son mariage avec le prince britannique Harry. – Le prince britannique Harry et l'actrice américaine Meghan Markle se marieront le 19 mai à la chapelle St George du château de Windsor. (Photo de STEVE PARSONS / POOL / AFP) (Le crédit photo doit se lire STEVE PARSONS / AFP / Getty Images)

WINDSOR, ROYAUME-UNI – 19 MAI: Prince Harry, duc de Sussex et la duchesse de Sussex quittent la chapelle Saint-Georges du château de Windsor après la cérémonie de leur mariage le 19 mai 2018 à Windsor, en Angleterre. (Photo de Jane Barlow – Piscine WPA / Getty Images)

WINDSOR, UNITED KINGDOM – MAY 19: Duchess of Sussex and Prince Harry, Duke of Sussex leave Windsor Castle after their wedding to attend an evening reception at Frogmore House, hosted by the Prince of Wales on May 19, 2018 in Windsor, England. (Photo by Steve Parsons – WPA Pool/Getty Images)

LONDON, ENGLAND – MAY 22: (L-R) Prince Charles, Prince of Wales, Camilla, Duchess of Cornwall and Meghan, Duchess of Sussex attend The Prince of Wales' 70th Birthday Patronage Celebration held at Buckingham Palace on May 22, 2018 in London, England. (Photo by Chris Jackson/Chris Jackson/Getty Images)

LONDON, UNITED KINGDOM – JUNE 09: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex travel down The Mall in a horse drawn carriage during Trooping The Colour 2018 on June 9, 2018 in London, England. The annual ceremony involving over 1400 guardsmen and cavalry, is believed to have first been performed during the reign of King Charles II. The parade marks the official birthday of the Sovereign, even though the Queen's actual birthday is on April 21st. (Photo by Max Mumby/Indigo/Getty Images)

CHESTER, ENGLAND – JUNE 14: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Meghan, Duchess of Sussex and Queen Elizabeth II depart Chester Town Hall, where they attended lunch as guests of Chester City Council on June 14, 2018 in Chester, England. Meghan Markle married Prince Harry last month to become The Duchess of Sussex and this is her first engagement with the Queen. During the visit the pair opened a road bridge in Widnes and visited The Storyhouse in Chester. (Photo by Karwai Tang/WireImage)

ASCOT, UNITED KINGDOM – JUNE 19: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex attend day 1 of Royal Ascot at Ascot Racecourse on June 19, 2018 in Ascot, England. (Photo by Max Mumby/Indigo/Getty Images)

Britain's Prince Harry, the Duke of Sussex, right, delivers a speech and Meghan, the Duchess of Sussex applauds as they attend the 'Your Commonwealth' Youth Challenge reception where they will meet youngsters from across the Commonwealth, at Marlborough House in London, Thursday July 5, 2018. (Yui Mok/Pool Photo via AP)

Britain's Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex leave after the christening of Britain's Prince Louis of Cambridge at the Chapel Royal, St James's Palace, London on July 9, 2018. (Photo by Dominic Lipinski / POOL / AFP) (Photo credit should read DOMINIC LIPINSKI/AFP/Getty Images)

LONDON, UNITED KINGDOM – JULY 1O: Prince William, Duke of Cambridge, Catherine, Duchess of Cambridge, Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex, wearing a dark navy Dior dress and a hat by milliner Stephen Jones, attend a service at Westminster Abbey to mark the centenary of the Royal Air Force (RAF) on July 10, 2018 in London, England. (Photo by Anwar Hussein/WireImage)

Britain's Prince Harry and Meghan Duchess of Sussex arrive to meet with the Irish Prime Minister Leo Varadkar, right, at government buildings in Dublin, Ireland, Tuesday, July 10, 2018. The Royal couple arrived in the Irish capital for a two day visit. (AP Photo/Peter Morrison)

Meghan, the Duchess of Sussex arrives with Prince Harry to meet Ireland's President Michael Higgins at Aras an Uactharain, on the second day of the Royal couple's visit to Dublin, Ireland, Wednesday July 11, 2018. (Joe Giddens/PA via AP)

DUBLIN, SCOTLAND – JULY 11: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex arrive at the Famine Memorial on the bank of the River Liffey during their visit to Ireland on July 11, 2018 in Dublin, Ireland. (Photo by Chris Jackson/Getty Images)

DUBLIN, IRELAND – JULY 10: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend a reception at Glencairn, the residence of Robin Barnett, the British Ambassador to Ireland during day one of their visit to Ireland on July 10, 2018 in Dublin, Ireland. (Photo by Geoff Pugh – WPA Pool/Getty Images)

FRENSHAM, UNITED KINGDOM – AUGUST 04: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend the wedding of Charlie Van Straubenzee and Daisy Jenks on August 4, 2018 in Frensham, United Kingdom. Prince Harry attended the same prep school as Charlie van Straubenzee and have been good friends ever since. (Photo by Antony Jones/Getty Images)

LONDON, ENGLAND – AUGUST 29: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex speak with writer Lin Manuel Miranda and others from Sentibale as they attend a gala performance of 'Hamilton' in support of Sentebale at Victoria Palace Theatre on August 29, 2018 in London, England. (Photo by Dan Charity – WPA Pool/Getty Images)

LONDON, ENGLAND – SEPTEMBER 04: Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex attend the WellChild Awards at Royal Lancaster Hotel on September 4, 2018 in London, England. (Photo by Ricky Vigil/GC Images)

LONDON, UNITED KINGDOM – SEPTEMBER 06: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Meghan, Duchess of Sussex attends the '100 Days of Peace' concert to commemorate the centenary of the end of the First World War at Central Hall Westminster on September 6, 2018 in London, England. The evening will benefit three mental health charities 'Heroes', 'Combat Stress' and 'Heads Together'. (Photo by Max Mumby/Indigo/Getty Images)

LONDON, ENGLAND – SEPTEMBER 20: Meghan, Duchess of Sussex (C) arrives with her mother Doria Ragland (L) and Prince Harry, Duke of Sussex to host an event to mark the launch of a cookbook with recipes from a group of women affected by the Grenfell Tower fire at Kensington Palace on September 20, 2018 in London, England. (Photo by Ben Stansall – WPA Pool/Getty Images)

LONDON, UNITED KINGDOM – SEPTEMBER 25: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Meghan, Duchess of Sussex arrives to open 'Oceania' at the Royal Academy of Arts on September 25, 2018 in London, England. 'Oceania' is the first-ever major survey of Oceanic art to be held in the United Kingdom. (Photo by Max Mumby/Indigo/Getty Images)

Photo by: KGC-22/starmaxinc.com STAR MAX ©2018 ALL RIGHTS RESERVED Telephone/Fax: (212) 995-1196 10/3/18 Prince Harry, The Duke of Sussex and Duchess Meghan of Sussex make their first joint official visit to Sussex. The Duke and Duchess will visit Edes House, located at the heart of Chichester which is the county town of West Sussex. At Edes House Their Royal Highnesses will be shown the rare Sussex copy of the American Declaration of Independence. The Sussex Declaration is one of only two contemporary handwritten ceremonial manuscript copies, the other being the signed copy housed in the National Archives in Washington D.C.. The couple will also do a Walkabout.

Meghan, Duchess of Sussex arrives ahead of the wedding of Princess Eugenie of York and Jack Brooksbank at St George’s Chapel, Windsor Castle, near London, England, Friday Oct. 12, 2018. (Gareth Fuller/Pool via AP)

EXCLUSIVE Prince Harry and Meghan , The Duke and Duchess of Sussex meet with The Honorable Sir Peter Cosgrove, Governor General of the Commonwealth of Australia and his wife Lady Cosgrove at Admiralty House during the 1st day of their visit 1st official royal visit and on the day that they announced they were having a baby 16 October 2018.Vantage News/IPx

Meghan, the Duchess of Sussex, talks to Australian Singer Missy Higgins, with her 9 week old baby Lunar, during a afternoon reception hosted by the Governor-General and Lady Cosgrove in Sydney, Australia, Tuesday, Oct. 16, 2018. Prince Harry and his wife Meghan are on a 16-day tour of Australia and the South Pacific.(Andrew Parsons/Pool via AP)

MELBOURNE, AUSTRALIA – OCTOBER 18: Meghan, Duchess of Sussex attends the This Girl Can campaign at Government House on October 18, 2018 in Melbourne, Australia. The Duke and Duchess of Sussex are on their official 16-day Autumn tour visiting cities in Australia, Fiji, Tonga and New Zealand. (Photo by Karwai Tang/WireImage)

SYDNEY, AUSTRALIA – OCTOBER 19: (NO UK SALES FOR 28 DAYS) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex visit Bondi beach on October 19, 2018 in Sydney, Australia. The Duke and Duchess of Sussex are on their official 16-day Autumn tour visiting cities in Australia, Fiji, Tonga and New Zealand. (Photo by Pool/Samir Hussein/WireImage)

FRASER ISLAND, AUSTRALIA – OCTOBER 22: Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex walk along Kingfisher Bay Jetty during a visit to Fraser Island on October 22, 2018 on Fraser Island, Australia. The Duke and Duchess of Sussex are on their official 16-day Autumn tour visiting cities in Australia, Fiji, Tonga and New Zealand. (Photo by Kirsty Wigglesworth – Pool/Getty Images)

SUVA, FIJI – OCTOBER 23: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend a state dinner hosted by the president of the South Pacific nation Jioji Konrote at the Grand Pacific Hotel on October 23, 2018 in Suva, Fiji. The Duke and Duchess of Sussex are on their official 16-day Autumn tour visiting cities in Australia, Fiji, Tonga and New Zealand. (Photo by Pool/Samir Hussein/WireImage)

Meghan, Duchess of Sussex visits the University of the South Pacific in Suva, Fiji, Wednesday, Oct. 24, 2018. Prince Harry and his wife Meghan are on day nine of their 16-day tour of Australia and the South Pacific (Phil Noble/Pool Photo via AP)

NUKU'ALOFA, TONGA – OCTOBER 25: (UK OUT FOR 28 DAYS) Meghan, Duchess of Sussex visits the Consular House in NukuÕalofa for a private audience with King Tupou VI and Queen NanasipauÕu on October 25, 2018 in Nuku'alofa, Tonga. The Duke and Duchess of Sussex are on their official 16-day Autumn tour visiting cities in Australia, Fiji, Tonga and New Zealand. (Photo by Pool/Samir Hussein/WireImage)

NUKU'ALOFA, TONGA – OCTOBER 26: (UK OUT FOR 28 DAYS) Meghan, Duchess of Sussex visits King Tupou VI and Queen Nanasipau'u Tuku'aho of Tonga on October 26, 2018 in Nuku'alofa, Tonga. The Duke and Duchess of Sussex are on their official 16-day Autumn tour visiting cities in Australia, Fiji, Tonga and New Zealand. (Photo by Pool/Samir Hussein/WireImage)

SYDNEY, AUSTRALIA – OCTOBER 26: Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend the Australian Geographic Society Awards to present youth awards to honour the highest achievements in conservation and adventure at the Grand Ballroom, Shangri-La Hotel in Sydney on October 26, 2018. Prince Harry and his wife Meghan are on day 11 of their 16-day tour of Australia and the South Pacific. (Photo by Paul Edwards – Pool/Getty Images)

Britain's Prince Harry (2nd L) and his wife Meghan, Duchess of Sussex (L) are presented with a gift from a performer dressed as an Orc during a visit to Courtney Creative in Wellington on October 29, 2018. – Prince Harry passed on greetings from 'our little bump' to conservation workers in New Zealand on October 29 when he and pregnant wife Meghan toured a South Island nature reserve. (Photo by HAGEN HOPKINS / POOL / AFP) (Photo credit should read HAGEN HOPKINS/AFP/Getty Images)

TOPSHOT – Britain's Prince Harry and Meghan, Duchess of Sussex arrive for a public walkabout at the Rotorua Government Gardens in Rotorua on October 31, 2018. – The Duke and Duchess of Sussex are on a three-week tour of Australia, New Zealand, Tonga, and Fiji. (Photo by MICHAEL BRADLEY / POOL / AFP) (Photo credit should read MICHAEL BRADLEY/AFP/Getty Images)

Meghan, Duchess of Sussex, left, and Prince Harry arrive at Westminster Abbey to attend the National Service to mark the Centenary of the Armistice in London, Sunday, Nov. 11, 2018. The cessation of hostilities in WWI ended on the eleventh hour of the eleventh day of the eleventh month,1918. (AP Photo/Alastair Grant)

LONDON, UNITED KINGDOM – NOVEMBER 19 : (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Meghan, Duchess of Sussex attends The Royal Variety Performance 2018 at the London Palladium on November 19, 2018 in London, England. (Photo by Max Mumby/Indigo/Getty Images)

LONDON, UNITED KINGDOM – NOVEMBER 21: (EMBARGOED FOR PUBLICATION IN UK NEWSPAPERS UNTIL 24 HOURS AFTER CREATE DATE AND TIME) Meghan, Duchess of Sussex visits the Hubb Community Kitchen to see how funds raised by the 'Together: Our Community Cookbook' are making a difference at Al Manaar, North Kensington on November 21, 2018 in London, England. Together: Our Community Cookbook features over 50 recipes from women whose community was affected by the Grenfell Tower fire in 2017. (Photo by Max Mumby/Indigo/Getty Images)

LONDON, ENGLAND – DECEMBER 10: Meghan, Duchess of Sussex on stage during The Fashion Awards 2018 In Partnership With Swarovski at Royal Albert Hall on December 10, 2018 in London, England. (Photo by Jeff Spicer/BFC/Getty Images)