The U.S. government's unprecedented use of National Guard troops in Los Angeles to protect officers carrying out President Donald Trump's immigration crackdown was illegal and should be ended, a lawyer for the state of California told a federal judge on Tuesday.

California has said Trump’s National Guard deployment to Los Angeles was unlawful and intended to suppress protests after immigration raids.

A federal judge in San Francisco will hear arguments on whether military troops deployed this summer by the Trump administration to Los Angeles violated a federal law that bars troops from