Thousands are expected to pack the parkway for the "No Kings" protest. Organizers said they believe Philadelphia's demonstration will be among the largest in the country.

Thousands of 'No Kings Day' protests are expected to take place across the nation Saturday, with the 'flagship' protest planned for Philadelphia.

Organizers designated Philadelphia as the lead city in a movement spanning the nation, with over 2,000 protests planned.

An armed man was arrested on Saturday in the area of a "No Kings" rally in West Chester, Pennsylvania, police said.

At least one demonstration, about 70 miles from Washington, D.C., in Northern Virginia, was met with violence when a man intentionally drove an SUV through a crowd of departing protesters, striking at least one person,

Thousands gathered in Daley Plaza and in suburban events in protests timed to coincide with a military parade in Washington celebrating the Army's 250th anniversary and President Donald Trump's 79th birthday.

"No Kings" rallies brought demonstrators together, joining voices across the nation and region to protest what they call a growing threat of authoritarianism in American politics.

The parade, honoring the Army’s long-planned 250th anniversary celebration and coinciding with Trump’s 79th birthday, is set to step off from the Lincoln Memorial under the threat of stormy weather in Washington and protests around the country tied to a turbulent week of immigration enforcement that has involved military deployment in Los Angeles.