Joe Biden Apparently Breaches Protocol During Queen Elizabeth II Meeting Celebrity The president of the United States and First Lady Jill Biden flew to London following three-day summit of leaders of the world's wealthy democracies in Cornwall, in southwestern England. Jun 14, 2021 AceShowbiz - President of the United States Joe Biden met Queen Elizabeth II during his last set-piece event on Sunday, June 13 before concluding the U.K. leg of his overseas trip. Things went smoothly aside from Biden apparently breaking royal protocol during the meeting. According to a report by Newsweek, Biden made a mistake when he and First Lady Jill Biden arrived at Windsor Castle on helicopter Marine One for a military Guard of Honor and tea with the British monarch. According to a former royal butler, the president had his signature aviator sunglasses on when he met the Queen, while "he should have removed them."