In hundreds of U.S. cities, "No Kings" protests are planned for June 14 to counter the military parade in Washington D.C., marking the Army's 250th anniversary, Flag Day and Trump's 79th birthday.

Protests are underway in Jacksonville and across the United States as part of the "No Kings" nationwide day of defiance. Watch live coverage here.

On June 14, traditionally Flag Day, protestors plan to gather for a “nationwide day of defiance," according to their website.

Millions of Americans are expected to turn out on Saturday, which is also Trump’s birthday, for pro-democracy demonstrations organized by Indivisible. June 14 is shaping up to be a big day, with millions of Americans expected to take to the streets in an event dubbed “No Kings Day,

In the Greater Boston area, thousands of “No Kings” marches and rallies are taking place, part of major demonstrations planned across the country.