A history of the U.S. involvement in the Korean War.A map of Korea, with moving arrows representing the Communist army movements. Seoul under attack, including many burning buildings. Paninng down a map of Korea from Seoul to Suwon. A train pulls into a station in Suwon, including a sign reading" Suwon." Korean people, many carrying umbrellas or parasols, in a town square. Soliders marching through the streets of a town. People on the sides of a road waving on trucks full of soldiers. A plane takes off from a field. POV footage from a plane strafing the ground. A cargo aircraft in the sky. Paratroopers sitting inside, many of them asleep. One addresses an envelope. Another, sitting by a window, holds what appears to be a cat. POV shot from the plane of a military trucks on a country road. American troops walking through a Korean village. Korean cheering and applauding them on. CU on the map of Osan. Footage of helmeted soldiers on the ground, with the sound of gunfire in the background. On a hill, a soldier loads a mortar. Long shots of soldiers on hills, firing weapons.