Business INsider reports Prince Philip celebrated his 98th birthday on Monday, June 10.
In an interview with The Telegraph back in 2000, the duke said he "couldn't imagine anything worse" than turning 100. Prince Harry wrote in a post: "Wishing His Royal Highness The Duke of Edinburgh, Sir, Grandpa a very Happy 98th Birthday." Kate Middleton and Prince William shared a series of photos in tribute to the duke. They posted: Wishing a very Happy 98th Birthday to His Royal Highness The Duke of Edinburgh!