In pictures: Americans mark 'Not My President's Day'

In pictures: Americans mark 'Not My President's Day'

About 10,000 anti-Trump protesters across the U.S. turned out to challenge Donald Trump in a Presidents Day protest dubbed "Not My President's Day.Thousands of flag-waving protesters lined up outside Central Park in Manhattan. Many in the crowd chanted "No ban, no wall. The Trump regime has got to fall." They held aloft signs saying "Uphold the Constitution Now" and "Impeach the Liar."

In pictures: Americans mark 'Not My President's Day'

Demonstrators stage a Presidents’ Day protest across cities in US on Monday.

In pictures: Americans mark 'Not My President's Day'

The official Not My President’s Day protests took place in New York, Los Angeles and Chicago but other rallies of the same name were also reportedly held in Washington D.C., Missouri and Denver.

In pictures: Americans mark 'Not My President's Day'

Eight people, including clergy members from Chicagoland, were arrested after failing to move to the sidewalk upon orders from Chicago police while protesting the policies of President Donald Trump in front of the Dirksen Federal Building in downtown Chicago on Feb. 21, 2017.