In Los Angeles, 38 people were arrested downtown on Saturday night, police said Sunday. In Huntington Beach, police arrested a convicted felon they said had a loaded handgun.

Opponents of President Donald Trump’s administration are set to rally in nearly 2,000 cities and towns this weekend.

The American Civil Liberties Union said over 5 million people participated in protests against the Trump administration on June 14.

Cops use tear gas to disperse anti-Trump crowd in Los Angeles - Day of action comes after week-long protests in Los Angeles against Trump’s hard-line immigration policies and ICE raids on immigrants

More than 1,500 events were announced throughout the U.S. to send a loud message to President Donald Trump: “In America, we don’t do kings.”

Organizers of the “No Kings” demonstrations said millions had marched in hundreds of events. In Oregon, tens of thousands of people gathered in downtown Portland for two large protests -- one that began in Tom McCall Waterfront Park and the other at the Oregon Convention Center.

Three dozen protesters were arrested Saturday night in Denver on investigation of charges ranging from blocking streets to resisting arrest, according to the police department.

Protests are scheduled in California and nationwide on Saturday, June 14. Here's what experts say to know and pack if you go.