The President of the United States of America and Mrs. Trump arriving at Buckingham Palace. Her Majesty The Queen, joined by The Prince of Wales and The Duchess of Cornwall, officially welcome The President and Mrs Trump at Buckingham Palace. President Trump has seemingly to have broken royal protocol by physically touching Queen Elizabeth. The President will receive a Ceremonial Welcome in the Buckingham Palace Garden and The President, accompanied by The Prince of Wales, will inspect the Guard of Honour, formed of Nijmegen Company Grenadier Guards. Royal Gun Salutes will be fired in Green Park and at the Tower of London. Pictured: Melania Trump,Queen Elizabeth,Donald Trump World Rights,