First Aviation Exhibition Amsterdam
Aug 1 Queen Wilhelmina opens 1st Air Fair in Amsterdam
- Aug 4 Hungarian communist leader Béla Kun flees to Vienna after the Hungarian Soviet Republic is overthrown by the Romanian Army
Rodin Museum Opens
Aug 4 Rodin Museum opens in Paris in The hôtel Biron containing works left to the state by the sculptor Auguste Rodin
Green Bay Packers Founded
Aug 11 Green Bay Packers football club founded by George Calhoun and Curly Lambeau - named after sponsor Indian Packing Company
- Aug 11 Weimar Republic begins in Germany
- Aug 13 American thoroughbred racehorse Man o' War's only defeat in 21 start career; Upset wins Sanford Memorial Stakes at Saratoga Race Course
- Aug 14 Chicago White Sox outfielder Happy Felsch ties MLB record of 4 outfield assists in a game in 15-6 loss to Boston Red Sox
- Aug 18 Anti-Cigarette League of America forms in Chicago, Illinois
- Aug 19 After nearly 100 years of British control, Afghanistan declares itself independent
- Aug 20 Wichita outfielder Joe Wilhoit (Western League) fails to get a hit, ending a 69-game streak (155 hits in 299 at bats for .505 average)
- Aug 23 "Gasoline Alley" cartoon strip premieres in Chicago Tribune
- Aug 24 Having pitched into the 9th inning Cleveland's Ray Caldwell is flattened by a bolt of lightning; goes on to record final out for Indians' 2-1 win over Philadelphia A's
- Aug 25 1st scheduled passenger service by airplane (Paris-London)
- Aug 30 Ernst Toller's "Die Wandlung" premieres in Berlin
- Aug 31 John Reed forms American Communist Labor Party in Chicago
- Aug 31 Petlyura's Ukrainian Army kills 35 members of a Jewish defense group
- Aug 31 Ukrainian (Petlyura) Army recaptures Kiev
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists