France, June 14 -- Cities large and small were preparing for major demonstrations Saturday across the US against President Donald Trump, as officials urge calm, National Guard troops mobilize and Trump attends amilitary parade in Washingtonto mark the Army's 250th anniversary.

A flagship "No Kings" march and rally are planned in Philadelphia, but no events are scheduled to take place in Washington, D.C., where the military parade will occur on Trump's birthday.

The demonstrations are gaining additional momentum from protests flaring up around the country over federal immigration enforcement raids and Trump ordering National Guard troops and Marines to Los Angeles, where protesters blocked a motorway and set cars alight.

Police responde...