Massacres committed by the Soviet Union

Soviet mass murder of ca. 22,000 Poles in several parts of European Russia, including in the Katyn forest, which became a pars pro toto name for the whole massacre

1990 massacre in Baku

events in Georgian Soviet Socialist Republic in 1989

mass execution in Ukraine

thumb|Kurapaty forest graves

1962 killings

1918 ethnic clashes and massacres in Baku Governorate, Transcaucasia

1924 failed insurrection against Soviet rule in the Georgian SSR

Massacre of Japanese prisoners-of-war in the Far Eastern Republic during the Russian Civil War

Soviet-era prison island event

1937-38 Soviet ethnic cleansing of Poles, forced evacuations to Siberia and Gulags

mass execution in Minsk

1937-38 Soviet ethnic cleansing of Poles

cemetery in Saint Petersburg, Russia

uprising and fatalities in Kabul

Persecution and Genocide of Ingrians in the Soviet Union

part of the Russian Civil War