Officials detained about 200 demonstrators after dispersal orders Monday night, but issued warnings and released them.

A protest in downtown L.A. protest against the immigration policies of President Trump moved onto the 101 Freeway.

Thousands of people protesting mass deportations planned by President Donald Trump marched in Southern California, including in downtown Los Angeles where demonstrators blocked a major freeway

Demonstrators remained protesting on downtown Los Angeles streets hours after the Los Angeles Police Department issued a dispersal order.

The large group, calling for a National Day of Action, could be seen through aerial footage walking in the middle of Spring Street, moving along to block an intersection at Chick Hearn Court and 11th Street all the while waving Mexico flags and carrying protest signs.

As demonstrations in the “Day Without Immigrants” protests in downtown Los Angeles continued into the evening, tensions between protesters and police appeared to surge as authorities issued an unlawful assembly and dispersal order Monday evening.

Protesters have gathered in Southern California for the second straight day as a nationwide “Day Without Immigrants” movement got underway Monday. A group of about 100 people waving mostly Mexican flags and some American flags while carrying pro-immigration signs gathered at City Hall in downtown Los Angeles before starting their march.