King Charles welcomed Canada's new Prime Minister, Mark Carney, at Buckingham Palace, offering support amidst tensions with US President Donald Trump, who proposed Canada should become America's '51st state'. During the meeting, Carney talked about Canada's participation in peacekeeping initiatives in Ukraine and thanked the UK for its leadership. Sir Keir Starmer commended Carney for his past position as governor of the Bank of England and recognized the robust bond between Canada and the UK. Experts highlight the importance of King Charles demonstrating unity with Canada while managing Britain's ties with Trump, who has issued economic ultimatums.