Meghan, Duchess of Sussex celebrates Prince Archie's birthday with rare photos.

Returning to Instagram on Wednesday, the As Ever entrepreneur posted a sweet throwback snap of her husband, Prince Harry, cradling their eldest child as a newborn. Meghan also uploaded a cute image of Archie and his four-year-old sister, Princess Lilibet, playing on a beach - showcasing the siblings' red hair. "7 years later...happy birthday to our sweet boy," she wrote in the caption. The 44-year-old didn't share any further details of how the family celebrated Archie's special day. Since stepping down as working royals in 2020, the Duke and Duchess have been based in Montecito, California.