As the military presence ramped up in Los Angeles, communities are preparing for the largest protests against Trump since he took office.

By Brad Brooks, Jorge Garcia, Idrees Ali and Phil Stewart LOS ANGELES (Reuters) -U.S. Marines were deployed to Los Angeles on Friday, the military said, in a rare domestic use of its forces after days of protests over immigration raids and as nationwide demonstrations were expected on Saturday,

Trump deployed 4,000 National Guardsmen and 700 Marines to LA against the wishes of Newsom and Bass. Newsom sued the Trump administration, saying they unlawfully "trampled over" California’s sovereignty when they federalized the California National Guard.

Some 700 Marines have arrived to join National Guard troops in Los Angeles. California Gov. Gavin Newsom asked a court to block the deployment.

Local police deployed pepper spray and non-lethal munitions late Saturday afternoon in Los Angeles as the "No Kings" protest there began to devolve into a more confrontational event.

The Marines will take over some duties from the National Guard amid a legal battle between California and the Trump administration over the forces’ deployment.

The Pentagon is scrambling to establish rules to guide U.S. Marines who could be faced with the rare and difficult prospect of using force against citizens on American soil, now that the Trump administration is deploying active duty troops to the immigration raid protests in Los Angeles.

Two days later, even as protests in Los Angeles remained relatively confined, Mr. Trump doubled the number of deployed California Guard troops to 4,000 and mobilized a battalion of 700 Marines to ...