President Donald Trump’s military parade kicked off in Washington with a 21-gun salute, tanks and troops, as well as helicopters and parachutists, as protesters in hundreds of US cities demonstrated against his use of executive power.

"No Kings" marches in all 50 states were reminiscent of some of America's biggest debates, from Vietnam to civil rights.

Anti-Trump protesters rallied across the country yesterday as the president presided over a military parade in Washington. The administration’s immigration crackdown has prompted demonstrations in major US cities over the past week.