Members Of The British Royal Family Attend Events To Mark The Centenary Of The RAF on July 10, 2018 in London, England.

Queen Elizabeth II looked resplendent in an iridescent purple and teal coat, which she wore over a dress of similar colors

(L) Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge (2nd-L) shared a light-hearted moment with their new sister-in-law Meghan, Duchess of Sussex joins her husband Prince Harry, Duke of Sussex outside the service as they attend events to mark the centenary of the RAF on July 10, 2018, in London, England.

Queen Elizabeth II arrives for a service to commemorate The Royal Air Force's 100th Birthday at Westminster Abbey, accompanied by the Dean of Westminster the Reverend Dr. John Hall on July 10, 2018, in London, England.

Catherine, Duchess of Cambridge in a pale blue Alexander McQueen coat with husband Prince William, Duke of Cambridge in his full military uniform arrived at Westminster Abbey as part of day-long RAF celebrations

Sophie, Countess of Wessex in a stunning cream dress from British label Suzannah, which featured a striking chevron pattern and a cowl neckline. She accessorized with a striking monochrome headpiece and a pair of nude stilettos, as she joined senior royals at RAF service at Westminster Abbey

Prince William, took a moment to admire the beauty of Westminster Abbey as he took his seat next to Catherine, Duchess of Cambridge. Pictured behind, left-right: the Duke and Duchess of Sussex, Prince Andrew, Prince Edward and the Countess of Wessex, Princess Anne, Vice Admiral Sir Timothy Laurence

(L-R) Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge, Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex attend as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018, in London, England.

(L-R) Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge, Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex attend as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018, in London, England.

Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex were all smiles as they took their seats in Westminster Abbey with a host of royals and RAF officials

Prominent members of the royal family have arrived at Westminster Abbey as part of a day-long celebration of the Royal Air Force as it celebrates its centenary year pictured from left-right: Prince William, Duke of Cambridge, Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex.

Catherine, Duchess of Cambridge look very elegant in collarless style and statement fold-back lapels Alexander McQueen pale blue coat dress. She paired her coat perfectly to her hat, wearing a chic headpiece by Sean Barrett in the same shade, complete with elegant lace detailing and a white floral decoration, as she arrived for the RAF centenary at Westminster Abbey in London

Catherine, Duchess of Cambridge wearing an Alexander McQueen pale blue coat dress, wearing a chic Sean Barrett headpiece in the same shade, she accessorized with a pair of diamond earrings, carried a small clutch bag and a pair of suede nude stilettos heels, as she arrived for the RAF centenary at Westminster Abbey service.

Queen Elizabeth II in keeping with the traditional blue of the RAF, she wore a royal blue silk Angela Kelly coat with a turquoise collar and dress in the same color, with a matching Angela Kelly hat and a diamond star brooch.

Catherine, Duchess of Cambridge chose to wear an Alexander McQueen duck egg blue coat dress and an RAF Dacre Brooch. She's wearing a chic Sean Barrett headpiece in the same shade, in her swept updo hairstyles showcasing a pair of diamond earrings, as she attends the Westminster Abbey service to mark RAF centenary ahead of historic fly-past

Prince Charles donned his military uniform for the service at Westminster Abbey, which was attended by servicemen

Queen Elizabeth, 92, arrived for the service as she kicked off a busy day of engagements commemorating the RAF centenary

(L-R) Prince Harry, Duke of Sussex, Meghan, Duchess of Sussex, Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge are among the royals who have arrived at Westminster Abbey for a service to mark the RAF centenary

Prince Charles in his full military uniform will take part in a number of commemorative events celebrating the centenary of the RAF

Prince William Duke of Cambridge in his full military outfit and Catherine, Duchess of Cambridge opted for an Alexander McQueen pale blue coat dress, arrived at Westminster Abbey service to mark air force's centenary

Meghan, Duchess of Sussex stunned in a little black Dior dress with an elaborate netted milliner Stephen Jones headpiece, as she joins her husband Prince Harry, Duke of Sussex, who wore his full military uniform for a service commemorating the 100th anniversary of the Royal Air Force at Westminster Abbey.

(L) Prince Charles and wife Camilla, Duchess of Cornwall accompanied his mother Queen Elizabeth II (2nd-L) into Westminster Abbey on July 10, 2018

Queen Elizabeth II all smiles as she attends as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018, in London, England.

Camilla, Duchess of Cornwall looked elegant in an all-cream ensemble and a four-string pearl necklace and a cream hat arrived at Westminster Abbey service to mark RAF centenary ahead of historic fly-past

(L-R) Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge, Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex attend as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018, in London, England.

(L-R) Catherine, Duchess of Cambridge, Prince William, Duke of Cambridge, Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex make their way into Westminster to mark the centenary of the RAF on July 10, 2018, in London, England.

(L-R) Prince William, Duke of Cambridge with sister-in-law Meghan, Duchess of Sussex who paired her A-line Dior bespoke boatneck dress with a stunning elaborate netted milliner Stephen Jones headpiece and his younger brother Prince Harry, Duke of Sussex arriving at Westminster Abbey service to mark RAF centenary ahead of historic fly-past

(L-R) Prince William, Duke of Cambridge, Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex attend as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018, in London, England.

Camilla, Duchess of Cornwall was the picture of elegance in a white dress, pearl necklace and a cream hat for the occasion

Princess Anne and her husband Vice Admiral Sir Timothy Laurence arrived for the RAF centenary service at Westminister Abbey in London.

Meghan, Duchess of Sussex opted for an ultra-feminine black Dior dress with a full skirt as she joined her husband Prince Harry, Duke of Sussex in commemorating the 100th anniversary of the Royal Air Force.

Meghan, Duchess of Sussex in chic long sleeves flattering A-line skater silhouette Dior bespoke boatneck dress, paired with a stunning netted headpiece and a pair of nude stilettos as she joined her husband Prince Harry, Duke of Sussex for a service commemorating 100 years of the Royal Air Force

Queen Elizabeth II greets Archbishop of Canterbury Justin Welby as she arrives for a service to commemorate The Royal Air Force's 100th Birthday at Westminster Abbey, accompanied by the Dean of Westminster the Reverend Dr. John Hall on July 10, 2018, in London, England.

Meghan Duchess of Sussex opted for an ultra-feminine black Dior dress with a full skirt as she joined her husband Prince Harry, Duke of Sussex who is dapper in full military uniform arriving for a service commemorating 100 years of the Royal Air Force

Meghan, Duchess of Sussex swept her tresses back into an elegant side bun. She paired the fit-and-flare frock with a navy headpiece from milliner Stephen Jones as she joined the Royal Family in commemorating the 100th anniversary of the Royal Air Force.

Meghan, Duchess of Sussex entering the church give a back view of her hair
in an elegant side bun, joins her husband Prince Harry, Duke of Sussex at Westminster Abbey service to mark RAF centenary ahead of historic fly-past

Meghan, Duchess of Sussex entering the church give a back view of her elegant black Dior dress opted for a pair of chic nude heels, join Prince Harry, Duke of Sussex for a service commemorating the 100th anniversary of the Royal Air Force at Westminster Abbey

Meghan, Duchess of Sussex takes her husband Prince Harry's arm as they make their way into the church. Later they will hop on a plane to Ireland, where they will spend their time visiting organizations which are 'central to Irish life', including the home of Gaelic football

(L) Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge (2nd-L) shared a light-hearted moment with their new sister-in-law Meghan, Duchess of Sussex joins her husband Prince Harry, Duke of Sussex outside the service as they attend events to mark the centenary of the RAF on July 10, 2018, in London, England.

Meghan, Duchess of Sussex takes her husband Prince Harry's arm as they make their way into the church.

Meghan, Duchess of Sussex paired the fit-and-flare Dior frock with an elaborate netted milliner Stephen Jones headpiece, opted for a pair of chic nude heels and holding a small clutch bag, upon arrival for a service commemorating the 100th anniversary of the Royal Air Force.

Meghan Duchess of Sussex wore a dress by Dior and hat by royal milliner Stephen Jones, teamed with a pair of chic nude heels and carried a small clutch bag as she joined the Royal Family in commemorating the 100th anniversary of the Royal Air Force.

(L-R) Meghan, Duchess of Sussex, Prince Harry, Duke of Sussex, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge watch a flypast to mark the centenary of the Royal Air Force from the balcony of Buckingham Palace on July 10, 2018 in London, England.

(L) Queen Elizabeth II was joined on the balcony of Buckingham Palace by her grandson Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex (center) for a spectacular fly-past

In the forecourt of Buckingham Palace, RAF personnel arranged themselves to form the slogan 'RAF 100'

Left to right: Prince Charles, the Duchess of Cornwall, Prince Andrew, Queen Elizabeth II, the Duchess of Sussex, Prince Harry, Prince William and the Duchess of Cambridge on the balcony of Buckingham Palace

Left to right: Prince Charles, Prince Andrew (behind), the Duchess of Cornwall, the Queen, the Duchess of Sussex, Prince Harry, Prince William and the Duchess of Cambridge on the balcony of Buckingham Palace

The royals looked to the skies as aircraft roared overhead, including the RAF's new cutting-edge stealth fighter F-35 jets, in what was their first ever public appearance pictured from L-R: Queen Elizabeth II, Meghan, Duchess of Sussex, Prince Harry, Duke of Sussex, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge

(L-R)  Meghan, Duchess of Sussex, Prince Harry, Duke of Sussex, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge squinted into the skies

Meghan, Duchess of Sussex spent time chatting to Prince Harry, Duke of Sussex on the balcony of Buckingham Palace to watched a fly-past marking 100 years of the RAF.

The Queen was joined by senior members of the royal family (L-R the Prince of Wales, the Duchess of Cornwall, the Duke and Duchess of Sussex and the Duke and Duchess of Cambridge) on the balcony of Buckingham Palace as they watched a fly-past

(L-R) Queen Elizabeth II beamed with delight and the member of the Royal Family Meghan, Duchess of Sussex, Prince Harry, Duke of Sussex, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge looked enthralled as they took in the action in the skies

The Royal Family looked resplendent on the balcony of the palace as 100 aircraft took to sky above the city from left to right: Prince Charles, Camilla, Duchess of Cornwall, Prince Andrew (behind), Queen Elizabeth II, Meghan, Duchess of Sussex, Prince Harry, Duke of Sussex, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge

Prince George, four, and Princess Charlotte, three, were allowed to watch the spectacle from a window of the palace with their Nanny Maria Teresa Turrion Borrallo

Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex were all smiles as they took their seats in Westminster Abbey with a host of royals and RAF officials. This year marks the centenary of the Royal Air Force – the world's first independent air force

The Duchess of Sussex placed a reassuring hand on Prince Harry's back as they left the balcony following the fly-past

Thousands of spectators turned out to watch the action - including these Typhoon aircraft flying in formation

The Red Arrows created impressive patterns with the red, white and blue smoke as they zoomed over Buckingham Palace

The Red Arrows created impressive patterns with the red, white and blue smoke as they zoomed over Buckingham Palace

After the fly-past Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex joined royals at a reception in Buckingham Palace to mark the centenary

Meghan, Duchess of Sussex wore her hair in an elegant side bun with an elaborate netted headpiece from milliner Stephen Jones for the service at Westminster Abbey

Prince William, Duke of Cambridge, Catherine, Duchess of Cambridge, Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex attend a ceremony to mark the centenary of the Royal Air Force on the forecourt of Buckingham Palace on July 10, 2018 in London, England.

(L-R) Prince William, Duke of Cambridge, Catherine, Duchess of Cambridge, Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex during the RAF 100 ceremony at Buckingham Palace, as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

Prince William, Duke of Cambridge looked dapper in full military uniform while his wife Catherine, Duchess of Cambridge, who look elegant in Alexander McQueen pale blue coat dress, wearing a chic Sean Barrett headpiece in the same shade, complete with elegant lace detailing and a white floral decoration. Opted for a pair of chic nude heels and could be seen holding clutch bag, as they attend a ceremony to mark the centenary of the Royal Air Force on the forecourt of Buckingham Palace.

Camilla, Duchess of Cornwall, sipped on what appeared to be a glass of wine as she mingled with guests at the reception

Prince William looked delighted as he spoke to 95-year-old Jock Heatherill, wing commander of 158th squadron, Halifax's

(center) Prince Michael of Kent and Princess Michael of Kent attend a reception at Horse Guards Parade, London, to mark the centenary of the Royal Air Force

Prince William, right, shared a joke with his new sister-in-law Meghan, Duchess of Sussex, left and younger brother Prince Harry as they stood on the balcony

Queen Elizabeth II, dressed in blue in a nod to the RAF, applauded as the fly-past roared over Buckingham Palace

Meghan, Duchess of Sussex donned a black fit-and-flare Dior dress for the occasion, while Prince Harry, Duke of Sussex dapper in his full military uniform as they join royals at a Buckingham Palace reception to mark the centenary of the Royal Air Force. 

Queen Elizabeth II was joined by her son Prince Charles as she presented a new Queen's Color to the RAF to mark its centenary

The Duke and Duchess of Cambridge and the Duke and Duchess of Sussex were whisked off to Buckingham Palace for a reception (pictured). Harry and Meghan will later board a private jet to Dublin to kick-start their tour of Ireland

Meghan, Duchess of Sussex stunned in an elegant black Dior bespoke boat neck dress, she paired her frock with a navy headpiece from milliner Stephen Jones, opted for a pair of chic nude heels and holding a small clutch bag, as she joined the Royal Family in commemorating the 100th anniversary of the Royal Air Force.

 (L-R) Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex during the RAF 100 ceremony at Buckingham Palace, as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

(L-R) Catherine, Duchess of Cambridge, Prince Harry, Duke of Sussex and Meghan, Duchess of Sussex during the RAF 100 ceremony at Buckingham Palace, as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

(L-R) Meghan, Duchess of Sussex, Prince Harry, Duke of Cambridge and Prince William, Duke of Cambridge were clearly in good spirits as they enjoyed the stunning fly-past

 Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge watch the RAF flypast on the balcony of Buckingham Palace, as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

(L-R) Prince Charles, Prince of Wales, Prince Andrew, Duke of York, Camilla, Duchess of Cornwall, Queen Elizabeth II, Meghan, Duchess of Sussex, Prince Harry, Duke of Sussex, Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge watch the RAF flypast on the balcony of Buckingham Palace, as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

(L-R) Queen Elizabeth II smile as she stood next to Meghan, Duchess of Sussex on the balcony of Buckingham Palace with the family watching a spectacular flypast to mark the RAF's 100th anniversary

The young royals Prince George and Princess Charlotte could be seen leaning on the windowsill as they took a closer look at what was happening outside

Meghan, Duchess of Sussex wore her hair in an elegant side bun with an elaborate netted headpiece from milliner Stephen Jones, as she attends reception in Buckingham Palace to mark the centenary

The Duchess of Sussex charmed guests as she joined her new husband Prince Harry at the reception in Buckingham Palace, London

(L-R) Prince Edward, Earl of Wessex, his wife Sophie, Countess of Wessex and his sister Princess Anne, The Princess Royal attend a reception at Horse Guards Parade, London, to mark the centenary of the Royal Air Force

Her Majesty Queen Elizabeth II who was brightly dressed in blue and green  Angela Kelly silk coat with a turquoise collar and dress in the same color and wore with a matching Angela Kelly hat decorated with peacock feathers and a diamond star brooch.

(C) Prince Michael of Kent donned military uniform arrived at Westminster Abbey service to mark RAF centenary ahead of historic fly-past

Prince Edward, Earl of Wessex in his full military uniform arrived at Westminster Abbey service to mark RAF centenary ahead of historic fly-past

Catherine, Duchess of Cambridge wore her brunette locks in a low chignon showcasing a pair of diamond earrings and wearing a pale blue chic Sean Barrett headpiece, complete with elegant lace detailing and a white floral decoration.  

Catherine, Duchess of Cambridge spectacular Dacre Brooch that could be seen below the collar of her Alexander McQueen coat that she wore during the RAF centenary. The Dacre Brooch is usually only bestowed to those who are Air Cadets themselves and is said to be the highest honor that a female cadet can achieve. Ms Conder who was the best female cadet in 2015 and was the last cadet to wear it. Although the Duchess is not a cadet they seem to think she deserves the brooch. A spokesperson from Buckingham Palace says that the cadets presented the brooch to the Duchess as a gift following her appointment as Honorary Air Commandant of the organization.

Queen Elizabeth II was at Westminster Abbey as the royals helped kick off a momentous day-long celebration to mark 100 years of the Royal Air Force on July 10, 2018

Catherine, Duchess of Cambridge attends the event to mark the centenary of the RAF 2018 in London, England.

Camilla, Duchess of Cornwall looked elegant in an all-cream ensemble and a four-string pearl necklace and a cream hat arrived at Westminster Abbey service to mark RAF centenary ahead of historic fly-past

Princess and Prince Michael of Kent attend the events to mark the centenary of the RAF 2018 in London, England.

Prince Michael of Kent attends the events to mark the centenary of the RAF 2018 in London, England.

Princess Michael of Kent attends the event to mark the centenary of the RAF 2018 in London, England.

Vice Admiral Sir Timothy Lawrence in his full military uniform attend events to mark the centenary of the RAF 2018 in London, England.

Sir Tim Lawrence (L) and wife Princess Anne Princess Royal attend events to mark the centenary of the RAF 2018 in London, England.

Prince Andrew, Duke of York in his full military uniform attend events to mark the centenary of the RAF 2018 in London, England.

Prince Andrew, Duke of York attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

Princess Anne Princess Royal attends the event to mark the centenary of the RAF 2018 in London, England.

Prince Richard, Duke of Gloucester attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

Prince Richard, Duke of Gloucester (L) and wife Birgitte, Duchess of Gloucester attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

Birgitte, Duchess of Gloucester attends the event to mark the centenary of the RAF 2018 in London, England.

Princess Michael of Kent attends the events to mark the centenary of the RAF 2018 in London, England.

Sophie, Countess of Wessex opted for an elaborate, asymmetrical design from Jane Taylor, crafted in white netting and topped off with a black feather flourish headpiece at Westminster Abbey RAF service.

 (L-R) Prince Charles, Prince of Wales, Prince William Duke of Cambridge and Camilla, Duchess of Cornwall attend as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

(L-R) Prince Edward Earl of Wessex, Sophie Countess of Wessex, Prince Michael of Kent, and Princess Michael of Kent attend as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

Queen Elizabeth presents The RAF with new Queen's Colours of their centenary during the RAF 100 ceremony at Buckingham Palace, as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

(L-R) Princess Anne, Meghan, Duchess of Sussex and Camilla, Duchess of Cornwall during the RAF 100 ceremony at Buckingham Palace, as members of the Royal Family attend events to mark the centenary of the RAF on July 10, 2018 in London, England.

Prince Edward, Duke of Kent attends the RAF 100 ceremony on Horse Guards Parade on July 10, 2018 in London, England.

Meghan, Duchess of Sussex stunned in an elegant black Dior dress for a service commemorating the 100th anniversary of the Royal Air Force

Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex watch the RAF flypast on the balcony of Buckingham Palace in London, England.

Meghan, Duchess of Sussex and Prince Harry, Duke of Sussex leave after they watched a flypast to mark the centenary of the Royal Air Force from the balcony of Buckingham Palace in  London, England.

(L-R) Prince Harry, Duke of Sussex and Prince William, Duke of Cambridge watch a flypast to mark the centenary of the Royal Air Force from the balcony of Buckingham Palace on July 10, 2018 in London, England.

Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge watch a flypast to mark the centenary of the Royal Air Force from the balcony of Buckingham Palace on July 10, 2018 in London, England.

(L-R) Catherine, Duchess of Cambridge and Princess Anne, Princess Royal watch a flypast to mark the centenary of the Royal Air Force 2018 from the balcony of Buckingham Palace in London, England.

Catherine, Duchess of Cambridge looked elegant in a mint-colored Alexander McQueen coat with a matching Sean Barrett hat and a pair of diamond earrings as she watches a flypast to mark the centenary of the RAF 2018 from the balcony of Buckingham Palace in London, England.

(L-R) Prince Charles, Prince of Wales, his wife Camilla, Duchess of Cornwall and behind them is Prince Andrew watch a flypast to mark the centenary of the Royal Air Force 2018 from the balcony of Buckingham Palace in London, England.

Queen Elizabeth II, dressed in blue in a nod to the RAF, applauded as the fly-past roared over Buckingham Palace balcony.

Sophie, Countess of Wessex in a stunning cream British label Suzannah dress, which featured a striking chevron pattern and a cowl neckline.  She paired with an elegant monochrome Jane Taylor headpiece, as she watches a flypast to mark the centenary of the RAF 2018 from the balcony of Buckingham Palace in London, England.

Prince Edward, Earl of Wessex and wife Sophie, Countess of Wessex watch a flypast to mark the centenary of the RAF 2018 from the balcony of Buckingham Palace in London, England.