WHAT ALL HAPPENED JULY TO SEPTEMBER 1920
Find out what all happened July to September 1920

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

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

The Fountain of Time opens as a tribute to the 100 years of peace between the United States and Great Britain following the Treaty of Ghent. (1. September 1920)

World War I: Ottoman sultan Mehmed VI's representatives sign the Treaty of Sèvres that divides up the Ottoman Empire between the Allies. (10. August 1920)

France captures Damascus. (25. July 1920)

In the East Prussian plebiscite the local populace decides to remain with Weimar Germany. (11. July 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)

Ray Chapman of the Cleveland Indians is hit on the head by a fastball thrown by Carl Mays of the New York Yankees, and dies early the next day. Chapman was the second player to die from injuries sustained in a Major League Baseball game, the first being Doc Powers in 1909. (16. August 1920)

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

The first radio news program is broadcast by 8MK in Detroit, Michigan. (31. August 1920)

Telecommunications: the first transatlantic two-way radio broadcast takes place. (25. July 1920)

The first commercial radio station, 8MK (now WWJ), begins operations in Detroit, Michigan. (20. 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 Radzymin concludes; the Soviet Red Army is forced to turn away from Warsaw. (16. August 1920)

The Nineteenth Amendment to the United States Constitution is ratified, guaranteeing women's suffrage. (18. August 1920)

The Latvian–Soviet Peace Treaty, which relinquished Russia's authority and pretenses to Latvia, is signed, ending the Latvian War of Independence. (11. August 1920)

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

Two newly purchased Savoia flying boats crash in the Swiss Alps en route to Finland where they would serve with the Suomen Ilmavoimat, killing both crews. (7. September 1920)

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