William was officially appointed the new role by his father, King Charles III, last week.
The Duke and Duchess of Sussex spent three days in Nigeria as guests of the Chief of Defense Staff.
The Prince of Wales spoke out during his visit to the Isles of Scilly.
Royal expert Katie Nicholl told ET that there is 'genuine sadness that he hasn't got to see his father.'
Zara Tindall was quick to show affection to the king, who is her mom's brother.
The new king took the throne after his mother, Margrethe, abdicated in January.
King Charles stepped out with Queen Camilla for his first official public event.
The royal couple's anniversary comes months after Kate Middleton's cancer diagnosis.
The palace released a statement stating that King Charles will return to his royal duties after his cancer treatment.
The monarch is currently undergoing treatment amid his cancer battle.
His Highness and his wife, Queen Camilla, are marking his return to public-facing duties with a meaningful visit.
Buckingham Palace posted about its own brand of jam days after Meghan Markle revealed her new jam line.
Some fans have accused Buckingham Palace of shading the former senior royal on social media.
Prince William seemed in good spirits while making an official out-of-town appearance.
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