Soviet aircraft shoot down Korean Air Lines Flight 007

During a strike against martial law, Polish security forces shot miners at the Wujek coal mine, killing nine. The killings expose the coercion used by the Polish state to suppress worker resistance.

With members imprisoned, exiled, or threatened, the group announced it could no longer operate safely. Its records and monitoring practice had already connected local rights claims to the Helsinki...

Brezhnev’s death ended an eighteen-year period of leadership. The succession occurred amid economic slowdown, a costly war in Afghanistan, and growing questions about the social contract and political...

The Central Committee selected former KGB chief Andropov two days after Brezhnev’s death. His short tenure pursued discipline and limited administrative changes without loosening one-party control.

The Soviet Union signed UNCLOS on the day it opened for signature. The convention set rules for maritime zones and the seabed, a major issue for coastal and island states whose claims had shaped...

A Soviet early-warning system indicated a U.S. missile launch; duty officer Petrov judged it a false alarm rather than escalating the alert. The incident shows how nuclear risk depended on human...

The annual command-post exercise practiced nuclear release procedures during a period of acute mistrust. Declassified records show Soviet intelligence closely watched it; historians debate the scale...

After NATO began deploying U.S. intermediate-range missiles in Europe, the Soviet delegation left the talks. The arms-control breakdown heightened fear among European communities living under the...

Warsaw Pact states declined to set a resumption date for negotiations on mutual troop reductions in Europe. The suspension narrowed a major arms-control forum during a period of heightened nuclear...

Andropov died after a short and often illness-interrupted tenure. His government’s limited discipline campaign did not resolve deeper economic problems or the war in Afghanistan.