July 6 - In what was billed as the "Battle of the sexes," Kentucky Derby winner, Foolish Pleasure[?] went head to head in a match race against the undefeated filly, Ruffian[?]. In the lead, Ruffian broke a leg and after an unsuccessful operation to save her, the horse most believe to be the greatest thoroughbred filly ever, was humanely put down.
July 7 - Ruffian[?], undefeated filly race horse who broke a leg during a match race the previous day and had to put down after an usuccessful operation.
... War
February 23 - For $10 million the United States gains control of the Panama Canal Zone.
March 3 - Kaiser Wilhelm II of Germany becomes the first person to ...