Declaration of War: shot of banner headlines "War is Declared". Sequence on civilians training for World War 1, calisthenics, parades, rifle drill, bayonet drill, parade through streets, cheering crowd, departure by train. MS of General Pershing smoothing his hair. Sequence on boarding of ship in New York harbour, camouflage troop ship, convoy at sea, periscope, action station, destroyers at work, depth charge explosion.