The American campaign against the Japanese in the South West Pacific during World War II. U.S. 6th Army soldiers aboard the ship talk. Ships in the background. A silhouetted soldier looks through binoculars towards a coast. A naval gun being manned. A man at the controls in the engine room of the ship. An officer briefs the troops before the invasion of Los Negros, Admiralty Islands. An officer speaks on a wireless. Naval guns and rockets bombard the coast at night. Smoke rises due to the bombardment.
On orders from General MacArthur, the 2nd Squadron (dismounted), 5th U.S. Cavalry Regiment, 1st Cavalry Division of the United States Army on a Reconnaissance in Force mission at Los Negros,Admiralty Islands. Prior to their landing, two Spitfire aircraft of No. 73 Wing, Royal Australian Air Force (RAAF) are seen attacking Japanese positions in the jungles near the beach. U.S. Navy warships bombard the area and U.S. B-25 bombers from the 345th Bomb Group , 5th Air Force, drop bombs along the beach. After landing, the Reconnaissance Squadron, reinforced with other U.S. 1st Cavalry Division troops, advances into dense jungles. Troops spray the area with machine gun fire. A Squad seen firing a mortar. U.S. troops firing a field gun with "Bataan" written in chalk, on the barrel. B-25 bombers fly very low over edge of Momote airfield and drop bombs. 1st Cavalry troops battle their way against hidden Japanese forces and capture the Momote airfield. General MacArthur comes ashore and congratulates the troops. A wounded soldier carried on a stretcher. U.S. medics tend to wounded soldiers. Wounded are given plasma. Dead Japanese soldiers on ground.