WHAT ALL HAPPENED FEBRUARY TO SEPTEMBER 1920
Find out what all happened February to September 1920

Polish-Soviet War: The Polish army under General Edward Rydz-Śmigły celebrates its capture of Kiev with a victory parade on Khreschatyk. (9. May 1920)

The Wall Street bombing: a bomb in a horse wagon explodes in front of the J. P. Morgan building in New York City – 38 are killed and 400 injured. (16. September 1920)

France occupies Memel. (2. February 1920)

Battle of Warsaw so called Miracle at the Vistula. (15. August 1920)

Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized. (9. February 1920)

The 19th amendment to United States Constitution takes effect, giving women the right to vote. (26. August 1920)

Polish-Bolshevik War: a decisive Polish victory in the Battle of Komarów. (31. August 1920)

The Soviet–Lithuanian Peace Treaty is signed. Soviet Russia recognizes independent Lithuania. (12. July 1920)

The congress of the Communist Party of Bukhara opens. The congress would call for armed revolution. (16. August 1920)

Polish–Soviet War: the Battle of Warsaw begins and will last till August 25. The Red Army is defeated. (13. August 1920)

Kiev Offensive: Polish troops led by Józef Piłsudski and Edward Rydz-Śmigły and assisted by a symbolic Ukrainian force capture Kiev only to be driven out by the Red Army counter-offensive a month later. (7. May 1920)

Palm Sunday tornado outbreak of 1920 affects the Great Lakes region and Deep South states. (28. March 1920)

Polish–Soviet War: The Battle of Radzymin concludes; the Soviet Red Army is forced to turn away from Warsaw. (16. August 1920)

Construction of the Link River Dam begins as part of the Klamath Reclamation Project. (29. July 1920)

Polish–Soviet War: Battle of Warsaw, which began on August 13, ends with the Red Army's defeat. (25. August 1920)

Azeri and Turkish army soldiers with participation of Kurdish gangs attacked the Armenian inhabitants of Shushi (Nagorno Karabakh). (22. March 1920)

Jozef Haller de Hallenburg performs symbolic wedding of Poland to the sea, celebrating restitution of Polish access to open sea. (10. February 1920)

The Kapp Putsch briefly ousts the Weimar Republic government from Berlin. (13. March 1920)

The Negro National League is formed. (13. February 1920)

The Royal Canadian Mounted Police begins operations. (1. February 1920)