Britain's Queen Elizabeth II (2L), US President Donald Trump (L), US First Lady Melania Trump (C), Britain's Prince Charles, Prince of Wales (2R) and Britain's Camilla, Duchess of Cornwall pose for a photograph ahead of a State Banquet in the ballroom at Buckingham Palace in central London on June 3, 2019, on the first day of the US president and First Lady's three-day State Visit to the UK. - Britain rolled out the red carpet for US President Donald Trump on June 3 as he arrived in Britain for a state visit already overshadowed by his outspoken remarks on Brexit.