An escalating clash pits a Republican president looking to fulfill his mass deportation goals against a Democratic governor with White House aspirations hoping to mobilize opposition.

President Donald Trump has quashed California’s electronic vehicle mandate, accusing Gavin Newsom of trying to “kill” the auto industry and setting off another legal battle with the Democratic governor.

Trump also revoked two other Biden-era waivers from California Thursday. Those would have allowed California to require vehicle makers to produce an increasing number of zero-emission heavy-duty trucks, and another to reduce nitrogen oxides, a component of smog, from heavy-duty highway and off-road vehicles and engines.

U.S. Sen. Alex Padilla, D-Calif., was unable to get off his a question for Secretary Kristi Noem when officials shoved him out of the room as he screamed “hands off!”. In this Nov. 2, 2018, file photo, then-California Secretary of State Padilla speaks in San Francisco. (AP Photo/Eric Risberg, File) AP

The Justice Department claims California's request to limit the federal response to violent riots in Los Angeles would "countermand" the president's lawful military directives.

President Donald Trump’s lawyers cited a post from Sen. John Fetterman in their legal response to California Gov. Gavin Newsom’s motion to block the deployment of troops in Los Angeles. Fetterman, D-Pa.

Los Angeles Mayor Karen Bass issued a curfew for parts of downtown as anti-ICE demonstrations continued for a fifth consecutive day, some of which have turned violent between protesters and law enforcement.

Tuberville recently joined President Donald Trump in calling for Newsom’s arrest after he claimed the federal government was overstepping its bounds when Trump activated the National Guard -- without the governor’s permission to maintain order in Los Angeles.