By Brad Brooks, Phil Stewart, Idrees Ali and Dietrich Knauth LOS ANGELES (Reuters) -Hundreds of U.S. Marines arrived in the Los Angeles area on Tuesday under orders from President Donald Trump, stirring street protesters and raising alarm among Democratic leaders who warn of authoritarianism.

With migrant communities already living in fear amid the Trump administration's immigration crackdown, ICE raids in downtown Los Angeles sparked days of protests.

Trump is begging for a fight on this. He knows what he’s doing so far is working with the American electorate," one data analyst noted

White House "border czar" Tom Homan said that protests in Los Angeles are complicating immigration raids, making them more "difficult" and more "dangerous."

Protests that sprang up in Los Angeles over immigration enforcement raids are beginning to spread across the country

President Donald Trump’s deployment of military troops to California is forcing Democrats back onto politically perilous turf, as they look for ways to condemn Trump’s actions without being drawn into a broad debate over immigration or tying themselves to the chaotic scenes emerging from Los Angeles.

FORT BRAGG, N.C. — President Donald Trump called protesters in Los Angeles “animals” and “a foreign enemy” in a speech at Fort Bragg on Tuesday as he defended deploying the military on demonstrators opposed to his immigration enforcement raids.

Trump's effort to use the military to quell protests received pushback for his staff during his first administration. Now he's trying again.