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

In a city known as the cradle of American democracy, an impassioned, hourslong protest filled the streets for a ‘No Kings Nationwide Day of Defiance.’

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,

Senator John Fetterman was booed when his name was mentioned during a rally in his home state of Pennsylvania on Saturday. Newsweek reached out to Fetterman's office for comment via email on Sunday. Mediaite reported that the rally was part of the "No Kings" protest movement,

"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.

Organizers of the "No Kings" demonstrations and local officials urged demonstrators to stay home from planned protests in Minnesota on Saturday after a lawmaker and her husband were fatally shot and another lawmaker and his wife were injured at their homes. Gov. Tim Walz called the incident a “politically motivated assassination.”