An elderly Trump supporter had milkshake thrown at him after a heated confrontation with a large group of people protesting the US president's visit to London.br br The Trump fan, seen holding a red "Make America Great Again" hat, is surrounded by protesters chanting "Nazi scum" before a cup containing milkshake is thrown.br br In the video, the man throws the cup back and a scuffle breaks out.br br A police liaison officer is seen next to the man.br br The Trump supporter is then escorted away by a large group of Metropolitan Police who arrive on the scene.br br The milkshake attack comes after public figures including Brexit Party leader Nigel Farage and far-right activist Tommy Robinson both had drinks thrown at them in the street during recent campaigning.