Federal authorities raided a swap meet in Santa Fe Springs Saturday as tens of thousands of 'No Kings' protesters flooded the streets of downtown Los Angeles in opposition to President Trump’s policies.

The largely peaceful protests during the "No Kings Day" demonstration in downtown Los Angeles took an intense turn in the afternoon. Police ordered the crowd to disperse at about 4:15 p.m. PDT near Alameda Street and Temple Avenue, according to the Los Angeles Police Department's Central Division.

Video from the scene showed masked federal agents apprehending several people, accompanied by armed U.S. Marines.

Tens of thousands of demonstrators took to the streets across Southern California on Saturday to voice their concerns over ongoing immigration raids and oppose the policies of President Trump, who they depicted as an aspiring monarch.

Los Angeles police have issued a dispersal order at No Kings protests downtown. Officers shot tear gas and rubber bullets at what they called "outside agitators."

Saturday’s demonstrators were jubilant and defiant, donning signs saying, “Stop racism,” “No kings” and “No one is illegal on stolen lands.”

The planned “No Kings” anti-Trump rallies are set for Saturday across Southern California. The rallies fall on President Donald Trump’s 79th birthday, as well as a military parade in D.C. marking the

Millions to attend nonviolent protests against Donald Trump, his military birthday parade, and the crackdown on dissent in Los Angeles.