Soviet troops fire on striking workers and demonstrators

Fidel Castro publicly declared the revolution socialist on the eve of the Bay of Pigs invasion. Cuba’s leaders connected the declaration to national independence and social transformation after U.S....

East German forces, backed by the Soviet Union, began sealing the border between East and West Berlin. The barrier restricted movement and addressed a mass migration crisis, but divided families and...

Khrushchev renewed criticism of Stalin and announced a new party program. The congress also authorized removal of Stalin’s body from the Lenin Mausoleum later that month, reshaping official memory...

The USSR tested the largest nuclear device ever detonated. The explosion demonstrated destructive capacity at the height of the arms race, while military competition exposed Arctic environments and...

The Soviet government raised prices for meat and butter while tightening production norms at the Novocherkassk electric locomotive plant. The combined pressures intensified anger among workers and...

A U-2 flight photographed Soviet missile installations under construction in Cuba. The deployment followed the Bay of Pigs invasion and Cuban fears of another attack; the crisis involved Cuban...

The U.S. president announced a naval quarantine in response to Soviet missiles in Cuba. The confrontation brought the world close to nuclear war and placed Cuban sovereignty and civilian safety at the...

The Soviet government announced it would dismantle and withdraw missiles from Cuba under a U.S. pledge not to invade the island. Cuba was not included as an equal party in the public settlement and...

Tereshkova orbited Earth aboard Vostok 6, making a major contribution to spaceflight and the public image of Soviet gender equality. Women remained underrepresented in technical leadership, and the...

The Soviet Union, United States, and United Kingdom signed a treaty banning nuclear tests in the atmosphere, outer space, and underwater. The agreement reduced some forms of radioactive fallout but...