Kate Middleton made his first major official appearance since announcing that he had completed his preventive chemotherapy treatment for cancer.

On Saturday, the 42-year-old Princess of Wales attended Britain’s Royal League’s Festival of Remembrance event alongside her husband Prince William and other senior royals, including her father-in-law King Charles III, who is currently being treated for cancer.

Charles received a standing ovation from the crowd when he arrived at the venue, according to the BBC.

The event, held at the Royal Albert Hall in London, is part of the UK’s annual Remembrance weekend, which celebrates members of the British and Commonwealth Armed Forces community and honors fallen soldiers.

Middleton was photographed giving a standing ovation with family members while watching the tribute concert from the royal box.

Kate Middleton made her first major official appearance after completing her chemotherapy treatment. (Chris J. Ratcliffe – WPA Pool/Getty Images))

The princess wore a long-sleeved black dress with bright red poppy pins for the occasion. The flower traditionally symbolizes hope and memory of those lost in war.

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Middleton paid tribute to her late mother-in-law, Princess Diana, with her jewelry. Along with Collingwood pearl drop earrings, she also wore a sapphire and diamond engagement ring that once belonged to Diana. Kate also accessorized with a pearl drop necklace.

Charles’ wife, Queen Camilla, did not attend the event. Earlier on Saturday, Buckingham Palace announced that Camilla would miss the Remembrance weekend events due to her recovery from a chest infection.

“To ensure a full recovery from the seasonal chest infection and to protect others from any potential risks, following the advice of doctors, His Royal Highness will not attend this weekend’s meeting. commemoration events,“The statement was read to the public.

“Whilst this is a source of great disappointment to the Queen, she will mark the occasion privately at home and hopes to return to public duties early next week,” the statement said. The statement was included.

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The Princess joined other members of the royal family at the Festival of Remembrance, along with her husband Prince William and her father-in-law King Charles. (Chris J. Ratcliffe – WPA Pool/Getty Images))

According to the BBC, Middleton and Charles are also set to attend Sunday’s Remembrance ceremony at the Cenotaph War Memorial in London’s Whitehall, where the monarch will lay a wreath.

In February, Buckingham Palace announced that Charles, 75, had been diagnosed with a form of cancer and was receiving treatment. The monarch returned to public duties at the end of April after taking a three-month break to focus on his health.

In March, Middleton announced her own cancer diagnosis and shared that she was undergoing preventative chemotherapy. It was his first public appearance since announcing he had been diagnosed with cancer in June, when he attended the Trooping of the Colors ceremony.

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The UK’s annual Remembrance weekend celebrates members of the British and Commonwealth Armed Forces community and honors fallen soldiers. (Chris J. Ratcliffe – WPA Pool/Getty Images)

In a heartfelt video shared in September, Kate revealed she is cancer free He is completing his treatment He shared his hopes for the future.

“Although I have finished chemotherapy, my road to recovery and full recovery is long and I must continue to take each day as it comes,” the Princess said. “But I am looking forward to getting back to work and attending a few more public events over the coming months when possible.

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Over the past few months Middleton has attended a number of public events, most recently joining William in Southport where he met with the families of the young victims. killed in mass stabbing At a Taylor Swift-themed dance class in July.

Middelton announced in September that he was cancer free. (Chris J. Ratcliffe – WPA Pool/Getty Images)

Earlier this week, William broached the subject. having a “brutal” year After her husband and father were diagnosed with cancer.

“It was a terrible year. Probably the hardest year of my life,” William said on Thursday, according to People magazine.

“So trying to juggle everything else and keep everything on track has been really difficult,” he added.

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“But I’m proud of my wife and my father for taking care of what they do,” William said. “But from a personal family perspective, yes, it was brutal.”