| 1961 |
- Bay of Pigs invasion.
- Berlin Wall erected.
- Kennedy increases military aid to South Vietnam.
- Peace Corps created.
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| 1962 |
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| 1963 |
- President Kennedy assassinated; Lyndon B. Johnson becomes president.
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| 1964 |
- Gulf of Tonkin Resolution.
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| 1965 |
- Operation Rolling Thunder begins.
- First combat troops to Vietnam.
- U.S. troops invade Dominican Republic.
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| 1967 |
- Arab-Israeli Six-Day War.
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| 1968 |
- Demonstrations against Vietnam War increase.
- Tet Offensive.
- Johnson decides not to seek second term.
- Violence near Democratic convention in Chicago.
- Richard M. Nixon elected president.
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| 1969 |
- American astronauts land on moon.
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| 1970 |
- Nixon orders invasion of Cambodia.
- Students killed at Kent State and Jackson State.
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| 1971 |
- Pentagon Papers published.
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| 1972 |
- Nixon becomes first U.S. president to visit China.
- Nixon signs arms limitation treaties with Soviets.
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| 1973 |
- Paris Peace Accords.
- CIA-backed military coup in Chile.
- Arab oil embargo following Yom Kippur War.
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| 1975 |
- North Vietnam takes over South Vietnam, ending the war.
- Helsinki accords.
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