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.

What the judge rules, and the likely appeals that follow, may alter decades of understanding about the roles of governors and the White House in quelling domestic unrest.

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.

A federal court hearing is scheduled for Thursday challenging Trump's use of the National Guard and Marines to support immigration raids in Los Angeles. California leaders warn that the military intervention is the onset of a much broader effort by Trump to overturn norms at the heart of America's political system.

Cardi B expresses her concerns as Donald Trump deploys the national guard to Los Angeles in response to growing immigration protests.

Hours after the curfew went into effect Tuesday night, many of the protesters had dispersed, although small sporadic confrontations continued. Trump ordered the deployment of nearly 5,000 military members,

President Donald Trump and his administration officials warned that the use of the military in response to protests against his immigration crackdown may not be limited to just Los Angeles, saying it could be the first "of many" -- and that protesters could be met with "equal or greater force.

The Trump administration must pull back on its use of military troops in Los Angeles to deal with protests over the president’s immigration raids, according to a federal judge.