Centuries: 19th century - 20th century - 21st century
Decades: 1860s 1870s 1880s 1890s 1900s - 1910s - 1920s 1930s 1940s 1950s 1960s
Years: 1911 1912 1913 1914 1915 - 1916 - 1917 1918 1919 1920 1921
- January 8 - Allied forces withdraw from Gallipoli
- January 17 - The Professional Golfers Association (PGA) is formed
- January 24 - In Brushaber v. Union Pacific Railroad the Supreme Court of the United States declares the federal income tax void
- January 28 - Louis D. Brandeis becomes the first Jew appointed to the Supreme Court of the United States.
- January 29 - World War I: Paris is bombed by German zeppelins for the first time.
- February 3 - Parliament buildings in Ottawa, Canada are burned down.
- February 11 - Emma Goldman is arrested for lecturing on birth control.
- February 11 - Baltimore Symphony Orchestra[?] presents its 1st concert
- February 21 - World War I: In France the Battle of Verdun begins
- March 6 - Sydney conservatorium of music in Australia accepts first students
- March 9 - Pancho Villa leads 1,500 Mexican raiders in an attack against Columbus, New Mexico, killing 17.
- March 15 - President Woodrow Wilson sends 12,000 United States troops over the Mexican border to pursue Pancho Villa.
- March 19 - First United States air combat mission in history as eight American planes take off in pursuit of Pancho Villa
- April 24 - April 30 - Easter Rising in Ireland
- May 20 - The Saturday Evening Post[?] publishes its first cover with a Norman Rockwell painting ("Boy with Baby Carriage").
- May 31 - June 1 - Battle of Jutland
- July 1 - November 18: More than 1 million soldiers die during The Battle of the Somme including 60,000 soldiers from the British Commonwealth on the first day. The United States is still unwilling to join in the war with Britain, Canada, Australia and the other commonwealth countries.
- December 31 - The Hampton Terrace Hotel[?] in North Augusta, South Carolina, one of the largest and most luxurious hotels in the nation at the time, burns to the ground.
- Summer Olympic Games in Berlin, Germany, are cancelled.
- Cours de linguistique générale by Ferdinand de Saussure published
- November - Woodrow Wilson defeats Charles E. Hughes in the U.S. presidential election
- Federal charter granted to the Boy Scouts of America
- Robert Baden-Powell founds Wolf Scouts[?] in Britain, changed to Cub Scouts[?] in the USA.
Art, Culture & Fashion
- January 3 - Betty Furness[?], actress, consumer activist
- January 12 - P. W. Botha[?], President of South Africa
- February 11 - Bernice Levin Neugarten[?], social scientist/gerontologist.
- February 11 - Joseph Alioto[?], Mayor of San Francisco
- February 12 - Richard Dedekind, mathematician
- February 14 - Masaki Kobayashi, director
- February 26 - Jackie Gleason, comedian
- February 29 - Dinah Shore[?], singer (+ 1994)
- March 4 - Hans Eysenck, psychologist (+ 1997).
- March 11 - Harold Wilson, British prime minister
- March 14 - Horton Foote[?], writer
- March 15 - Harry James, musician, band leader (+ 1983)
- March 19 - Irving Wallace[?], novelist (+ 1990)
- April 3 - Herb Caen[?], newspaper columnist (+ 1997)
- April 5 - Gregory Peck, actor (+ 2003)
- April 15 - Helene Hanff[?], author
- April 22 - Yehudi Menuhin, violinist (+ 1999)
- May 8 - João Havelange[?], industrialist and FIFA president 1974-1998
- May 10 - Milton Babbitt, composer
- May 21 - Harold Robbins, novelist (+ 1997)
- May 26 - Henriette Roosenburg, journalist (+ 1972)
- June 8 - Francis Crick, scientist, Nobel laureate
- June 23 - Hermann Gmeiner[?], pedagogue
- June 23 - Irene Worth[?], actress
- July 11 - Gough Whitlam, Prime Minister of Australia, 1972-1975
- July 14 - Natalia Ginzburg[?], author
- July 22 - Marcel Cerdan, World Champion Boxer
- September 13 - Roald Dahl, author
- October 10 - Louis le Brocquy, leading Irish painter
- November 28 - Mary Lilian Baels, Princess of Rethy, Belgium
- December 9 - Kirk Douglas, American actor
- December 19 - Elisabeth Noelle-Neumann[?], publicist