The 1960s were marked by extreme cultural division, political assassinations, and the nuclear threat.
Fidel Castro and Che Guevara's collaboration to overthrow the Cuban government.
Cuba was previously a leisure destination for Americans; the establishment of a communist regime raised U.S. concerns.
The U.S. supported Cuban exiles to invade Cuba, but President Kennedy scaled back air support to hide U.S. involvement.
Resulted in the humiliating defeat of the Bay of Pigs Invasion.
Fidel Castro's alliance with the Soviet Union led to the placement of Soviet missiles in Cuba.
On October 14, 1962, a U.S. spy plane discovered Soviet missiles in Cuba, triggering a national emergency.
Kennedy chose to impose a naval blockade (quarantine) rather than direct military action.
Tensions escalated with both superpowers achieving high military readiness, with the U.S. at DEFCON 2.
Incidents included the Soviets shooting down a U2 spy plane and a nuclear submarine almost launching a torpedo by mistake.
Khrushchev agreed to remove missiles from Cuba in exchange for the U.S. removing missiles from Turkey.
This led to the Test Ban Treaty and a shift in leadership in the Soviet Union towards Leonid Brezhnev.
The arms race persisted with technological advancements like Anti-Ballistic Missiles (ABMs) and Multiple Independently targetable Reentry Vehicles (MIRVs).
The doctrine of Mutually Assured Destruction (MAD) emerged to prevent nuclear war, despite the ongoing tension.
In 1966, four hydrogen bombs were lost in Spain after a mid-air collision.
This incident highlighted the risks of nuclear weapons, with America having a history of losing nuclear bombs.
North Vietnam, under communist leadership, began a guerilla campaign against the anti-communist South.
U.S. involvement escalated under Johnson, fearing a domino effect of communism in Southeast Asia.
U.S. troops entered Vietnam in 1965, facing challenges against the Vietcong's guerilla tactics and thick jungles.
Civilian casualties and the bombing campaign in North Vietnam became prominent issues.
The Vietnam War led to increasing anti-war sentiment in the U.S.
The late 1960s saw the rise of countercultural movements, with slogans like "Make Love, Not War."
Public disapproval of Johnson's Vietnam policies contributed to Richard Nixon's election.
Nixon began troop withdrawals from Vietnam, ultimately ending U.S. involvement in 1973.
South Vietnam fell in 1975.
The Cold War strained both superpowers economically, with the Soviet Union facing shortages and military budget pressures.
Both sides were eager for détente to reduce military spending and improve conditions.
Nixon's historic visit to Moscow in 1972 marked a significant step toward better U.S.-Soviet relations.