National Guard troops have begun arriving in Los Angeles on orders from President Donald Trump to stamp out protests that have broken out in recent days against federal immigration authorities seeking to carry out deportations in the region.

The Guard’s arrival marks a potentially volatile phase in Trump’s push to ramp up deportations and in his contentious relationship with state and local authorities.

Cities large and small were preparing for major demonstrations Saturday across the U.S. against President Donald Trump, as officials urge calm, National Guard troops mobilize and Trump attends a military parade in Washington to mark the Army’s 250th anniversary.

Police arrested more than 20 people, mostly on curfew violations, on the first night of restrictions in downtown Los Angeles.

Millions gathered to protest the policies of President Donald Trump across multiple No Kings protests, which took place nationwide on Saturday. The protests took place in cities such as Los Angeles, New York City,