5th » The first Three Stooges short, 'Woman Haters,' is released.
15th » Kārlis Ulmanis establishes an authoritarian government in Latvia.
21st » Oskaloosa, Iowa, becomes the first municipality in the United States to fingerprint all of its citizens.
23rd » The American Bank robbery named bank robbers Bonnie and Clyde are ambushed by police and killed in Black Lake, Louisiana.
23rd » The Auto-Lite strike culminates in the "Battle of Toledo", a five-day melée between 1,300 troops of the Ohio National Guard and 6,000 picketers.
28th » Near Callander, Ontario, Canada, the Dionne quintuplets are born to Oliva and Elzire Dionne; they will be the first Multiple birth or quintuplets to survive Infant called infancy.