WHAT ALL HAPPENED FEBRUARY TO AUGUST 1920
Find out what all happened February to August 1920

The national council in Turkey denounces the government of Sultan Mehmed VI and announces a temporary constitution. (23. April 1920)

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

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

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

Two security guards are murdered during a robbery in South Braintree, Massachusetts. Anarchists Sacco and Vanzetti would be convicted of and executed for the crime, amid much controversy. (15. April 1920)

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

The Nazi Party is founded. (24. February 1920)

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

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

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

The Tartu Peace Treaty is signed between Estonia and Russia. (2. February 1920)

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

The Arab Kingdom of Syria, the first modern Arab state to come into existence, is established. (8. March 1920)

Montreal, Quebec radio station XWA broadcasts the first regularly scheduled radio programming in North America. (20. May 1920)

In the East Prussian plebiscite the local populace decides to remain with Weimar Germany. (11. July 1920)

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

During the U.S. Republican National Convention in Chicago, U.S. Republican Party leaders gathered in a room at the Blackstone Hotel to come to a consensus on their candidate for the U.S. presidential election, leading the Associated Press to first coin the political phrase "smoke-filled room". (11. June 1920)

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

Duluth lynchings in Minnesota. (15. June 1920)

The first commercial radio station, 8MK (now WWJ), begins operations in Detroit, Michigan. (20. August 1920)