| A | B |
| 1944 | Servicemen's Readjustment Act (GI Bill) |
| 1945 | Yalta, V-E, Hiroshima, Nagasaki, V-J Day |
| 1946 | Churchill delivers "Iron Curtain" Speech, the Baby Boomer generation officially begins, the Republicans dominated the mid-term congressional elections |
| 1947 | Greek Civil War, Truman Doctrine issued, Marshall Plan, Taft-Hartley Act, National Security Act |
| 1948 | Berlin blockade, Truman defeats Dewey (Rep) and Thurmond (Dixiecrat), Truman desegregates the armed forces |
| 1949 | NATO formed, Soviets detonate their 1st atomic bomb, and China goes communist |
| 1950 | NSC-68, North Korea invades South Korea, McCarthy launches attack against communists in government |
| 1951 | Truman relieves MacArthur of command for insubordination |
| 1952 | Eisenhower wins the election, the first hydrogen bomb is detonated |
| 1953 | Armistice ends the Korean War, Earl Warren appointed Chief Justice of the SCOTUS, Stalin dies |
| 1954 | Diem Bien Phu, Brown v. Board of Education, Army-McCarthy hearings doom McCarthy |
| 1955 | Montgomery Bus Boycott, Warsaw Pact created, Brown II, polio vaccine unveiled |
| 1956 | Interstate Highway Act, Hungary, Suez Crisis |
| 1957 | Little Rock Crisis, Sputnik |
| 1958 | National Defense and Education Act |
| 1959 | Fidel Castro takes power in Cuba |
| 1960 | The FDA approves the "pill", Greensboro sit-ins, Nixon (Republican) vs. JFK (D)- 1st televised debates |
| 1961 | Eisenhower's Farewell Address warns of the "military-industrial complex", Freedom Rides, Berlin Wall erected, Bay of Pigs |
| 1962 | Integration battles at Ole Miss and University of Alabama, Cuban Missile Crisis |
| 1963 | King's March on Washington ("I Have a Dream"), JFK is assassinated, Betty Friedan publishes The Feminine Mystique |
| 1964 | Freedom Summer- 3 civil rights workers murdered in Mississippi, Gulf of Tonkin Incident/Resolution, Civil Rights Act, LBJ begins War on Poverty, LBJ (D) defeats Goldwater (Rep) in a landslide |
| 1965 | Selma, Voting Rights Act, Malcolm X is assassinated, Great Society is at its height |
| 1966 | National Organization for Women (NOW) founded, Miranda v. Arizona |
| 1967 | Summer of Love |
| 1968 | Tet, LBJ announces he will not run for reelection, King and Robert Kennedy assassinated, riot at Democratic National Convention, Nixon wins the election |
| 1969 | Woodstock, Stonewall Inn Riot, Neil Armstrong- 1st to walk on the moon |
| 1970 | U.S. troops invade Cambodia, Kent State Massacre |
| 1971 | Daniel Ellsberg publishes the Pentagon Papers |
| 1973 | Paris Peace Accords end the Vietnam War, War Powers Act |
| 1975 | South Vietnam falls to North Vietnam, Saigon is captured |