| A | B |
| Forgotten War | nickname given to the Korean War because it took place on a tiny peninsula far away from the U.S., most of the fighting took place in 1 year, and it ended in a stalemate |
| 38th Parallel | boundary that divided North and South Korea after WWII |
| Communist | type of government in the North who invaded South Korea |
| Harry Truman | president of the United States when the Korean War began |
| Kim Il Sung | president of North Korea |
| Seoul | capital of South Korea |
| Pusan Perimeter | area of South Korea where UN and SK forces were cornered by the North Koreans |
| Inchon | invasion designed to loop around the coast and relieve the pressure on the Pusan Perimeter. |
| Douglas MacArthur | U.S. General who devised the Inchon Invasion |
| China | country who provided soldiers that send the U.S. retreating after they crossed into North Korea |
| Containment | policy supported by Truman to keep the war only in Korea |
| Expansion | policy supported by MacArthur to attack China |
| Demilitarized Zone | a 2 ½ mile buffer zone is between North and South Korea |
| Stalemate | a situation in which further action is blocked (a deadlock) |
| Dwight Eisenhower | president of the United States at the end of the Korean War |