At 4 p.m. as protesters were gathering, a counterprotester came to the scene — prompting angry chants to erupt from the main protest.

The Chicago No Kings rally comes as protests have ramped up against ICE and the Trump administration this week locally and in Los Angeles, where the National Guard and Marines have been deployed against the wishes of local leaders.

The demonstration is the latest of several recent rallies in support of America's immigrant communities and against Immigration and Customs Enforcement arrests.

The Chicago Police Department has canceled officers' days off for the weekend in preparation for "No Kings Day" mass protests and other planned events in the city, but CPD said it's ready to act quickly.

A huge and peaceful crowed turned out for the "No Kings" rally, shutting down much of the Loop as part of a nationwide protest movement to denounce the Trump administration.

Protesters are expected to gather in the Chicago area and the suburbs as part of a nationwide movement called "No Kings."

Follow along for live updates as thousands of people nationwide have shown up at protests and rallies opposing ICE raids.

A man arrested for impersonating a police officer during an anti-ICE protest in Chicago had a loaded semi-automatic weapon, badges and fake documents, police sources said.