The hearing on Thursday concluded without the judge making a decision on the motion, but he said, "The issues are extremely significant," adding that he intends to act "expeditiously.

Gov. Gavin Newsom and Attorney General Rob Bonta filed an emergency request to block expansion of what they called the Trump administration's "unlawful militarization."

Colorado joined several other states in requesting a temporary restraining order after President Donald Trump deployed the National Guard for the ICE protests in California.

California Gov. Gavin Newsom filed an emergency motion on Tuesday to block the Trump administration's deployment of Marines and National Guard.

The hearing, set before U.S. District Judge Charles Breyer in San Francisco, will set off a rare test over the legality of a military deployment on American soil.

In response to the protests in his state, Texas Gov. Greg Abbott, a Republican, has announced that he intends to deploy the National Guard across the state to “ensure peace and order” ahead of further planned demonstrations against the Trump Administration’s immigration policies.