Soviet Union
208 entries quoted from the Wikipedia articles written per year for Soviet Union, 1922 CE to 1989 CE. Each century below shows a sample spread across it; the year link on a line opens everything held for that year.
20th century
208 entries, 1922 CE to 1990 CE — 25 shown, spread across the century
- 192230 December – Treaty on the Creation of the Union of Soviet Socialist RepublicsSoviet Unionsource
- 192428 August – 5 September – August Uprising in Georgia, Transcaucasian SFSRSoviet Unionsource
- 192520 January – The Soviet–Japanese Basic Convention is signed.Soviet Unionsource
- 192631 October – Saima Karimova, Russian geologist (died 2013)Soviet Unionsource
- 19287 April – Alexander Bogdanov, Bolshevik (born 1873)Soviet Unionsource
- 193021 October – Ivan Silayev, politician (d. 2023)Soviet Unionsource
- 19329 November – Nadezhda Alliluyeva, second wife of Joseph Stalin (born 1901)Soviet Unionsource
- 1934January 26 – February 10 — 17th Congress of the All-Union Communist Party (Bolsheviks)Soviet Unionsource
- 1936August 19–24 – Trial of the SixteenSoviet Unionsource
- 1937The Return of Maxim — directed by Grigori Kozintsev and Leonid TraubergSoviet Unionsource
- 1939March 10–21 — 18th Congress of the All-Union Communist Party (Bolsheviks)Soviet Unionsource
- 1941The Childless tax is established. it would last until 1990.Soviet Unionsource
- 1943November 6 — The 26th Anniversary of the October Revolution Celebration MeetingSoviet Unionsource
- 1946December 15 — the Iran crisis of 1946 ends with the Dissolution of the Azerbaijan People's Government and the Republic of Mahabad following the withdraw of the last remaining Soviet troops from Iran.Soviet Unionsource
- 1949July 10 — 1949 Khait earthquakeSoviet Unionsource
- 1953August 23 — RDS-4 is first tested.Soviet Unionsource
- 19567 November – The 2nd Soviet Antarctic Expedition leaves KaliningradSoviet Unionsource
- 195726 September – Soviet submarine M-256 sinks after one of its diesel engines explodes.Soviet Unionsource
- 196113 September - Exhibition of Leningrad artistsSoviet Unionsource
- 1965February 4 — Trofim Lysenko is removed from his post as director of the Institute of Genetics at the Academy of Sciences in the Soviet Union. Lysenkoist theories are now treated as pseudoscience.Soviet Unionsource
- 1971April 19 — The Soviet Union launches Salyut 1.Soviet Unionsource
- 197820 April – The Soviet Air Force shoots down Korean Air Lines Flight 902, a civilian airliner that flew into Soviet airspace.Soviet Unionsource
- 198620 May – The designing of Chernobyl Nuclear Power Plant sarcophagus starts.Soviet Unionsource
- 198812 February – American cruiser USS Yorktown and destroyer USS Caron enter Soviet territorial waters in the Black Sea, where they are bumped by the Soviet frigates Bezzavetny and SKR-6, respectively.Soviet Unionsource
- 1989October 9 — Voronezh UFO incidentSoviet Unionsource