President Donald Trump signed congressional resolutions ending California's electric vehicle mandates and diesel engine restrictions.

Their clash over Trump’s deployment of military forces for anti-ICE protests in Los Angeles is far from the first time the two leaders have butted heads.

ToplinePresident Donald Trump took credit Thursday for calming protests in Los Angeles, alleging his deployment of federal troops there stopped demonstrations from growing, while California Gov. Gavin Newsom has said the military presence actually inflamed protests—as the two long-time political nemeses have contradicting narratives of their roles in managing the demonstrations.

Gov. Gavin Newsom (D-CA) has been leaning into President Donald Trump’s team’s online tactics in his feud over the response to the Los Angeles riots. Newsom and Trump have been locked in an increasingly bitter public feud over the president’s decision to send in 4,

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.

California leaders said the state intends to challenge the move in court, and to find new ways to move drivers toward electric vehicles.

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.