colnect.com
Letter Rate 3¢ Package Rate 3¢ Postcard Rate 2¢ Effective 11/2/1917 United States 1/9/1918 Battle of Bear Valley US troops engaged the Yaqui Indians in the Battle of Bear Valley. This was a minor incident in Arizona but, it was one of the last battles of the American Indian Wars.United States 3/19/1918 Daylight Savings Time The US Congress. with The Standard Time Act, approved time zones and the creation of Daylight Savings Time which went into effect on March 31, 1918.United States 5/2/1918 GM Acquires Chevrolet General Motors acquired the Chevrolet Motor Company of Delaware.United States 5/15/1918 Air Mail Begins The US Postal Service began Air Mail deliveries, becoming the third country to do so behind India and England. Routes were between New York City, Philadelphia and Washington DC. American President Woodrow Wilson (3/4/1913-3/4/1921) Argentine President Hipólito Yrigoyen (10/12/1916-10/12/1922) Australian Prime Minister Billy Hughes (2/17/1917-2/9/1923) Belgian Prime Minister Léon Delacroix (11/21/1918-12/2/1919) Brazilian President Delfim Moreira (11/15/1918-7/28/1919) British Prime Minister David Lloyd George (12/6/1916-10/22/1922) British Prime Minister George David Lloyd (12/6/1916-10/19/1922) Canadian Prime Minister Robert Borden (10/10/1911-7/10/1920) Japanese Prime Minister Hara Takashi (9/29/1918-11/4/1921)