1912 1913 1914 - 1915(MCMXV) - 1916 1917 1918
1880s 1890s 1900s - 1910s - 1920s 1930s 1940s
19th century - 20th century - 21st century
1915 was a common year starting on Friday (see link for calendar).
- January 12 - The Rocky Mountain National Park is established by an act of the U.S. Congress.
- January 12 - United States House of Representatives rejects proposal to give women the right to vote.
- January 13 – An earthquake (6.8 in Richter scale) in Avezzano, Italy - 32.610 dead
- January 19 - George Claude patents the neon discharge tube for use in advertising.
- January 19 - German zeppelins bomb the cities of Great Yarmouth and King's Lynn in the United Kingdom for the first time, killing more than 20.
- January 21 - Kiwanis International is founded in Detroit, Michigan.
- January 27 - United States Marines occupy Haiti.
- January 27 - Chinese president Yuan Shikai declares himself Emperor
- January 28 - An act of the U.S. Congress creates the United States Coast Guard.
- January 31 - World War I: Germany uses poison gas against Russians.
- February 8 - The controversial film The Birth of a Nation by D.W. Griffith premieres (Los Angeles, California).
- February 12 - In Washington, DC the first stone of the Lincoln Memorial is put into place.
- March 3 - NACA, the predecessor of NASA, is founded.
- March 14 - World War I: Off the coast of Chile, the Royal Navy sinks the German battleship SMS Dresden.
- March 14 - Britain, France and Russia agree to give Constantinople and the Bosporus to Russia in case of victory (the treaty is later nullified by the Bolshevik revolution)
- March 18 - World War I: British attack on the Dardanelles fails.
- March 19 - Pluto is photographed for the first time but was not recognized as a planet.
- March 25 - US submarine F-4 sinks off Hawaii - 21 dead
- March 28 - The first Roman Catholic Liturgy is celebrated by Archbishop John Ireland at the newly consecrated Cathedral of Saint Paul in Saint Paul.
- April 13 - Mexican Revolution - Pancho Villa's attack against Alvaro Obregon's troops in Celaya. Charge of Villa's troops is no match against Obregon's barbed wire and machineguns
- April 22 - World War I: Second Battle of Ypres - German troops introduce poison gas at Ypres, Belgium.
- April 24 - Turkish troops attack the Armenian region of Van, starting the Armenian Genocide. In Constantinople, Turkish officers round up 300 ethnically Armenian intellectuals and execute them
- April 25 - The Anzac tradition begins during World War I with a landing at Gallipoli on the Turkish coast.
- April 30 - Australian submarine AE2 sunk in Sea of Marmora.
- May 3 - John McCrae writes In Flanders Fields
- May 7 - World War I: The RMS Lusitania is sunk by a German U-boat killing 1,198.
- May 9 - World War I: Second Battle of Artois - German and French forces fight.
- May 17 - The last purely Liberal government in the United Kingdom ends when Prime Minister Herbert Henry Asquith forms an all party coalition.
- May 22 - Quintinshill railway disaster, Scotland, UK. 200 killed.
- May 23 - World War I: Italy joins the Allies after they declare war on Austria-Hungary.
- June 3 - Troops of Obregon and Villa clash at León. Obregon loses his right arm in grenade attack but Villa is decisively defeated
- June 9 - U.S. Secretary of State William Jennings Bryan resigns over a disagreement regarding his nation's handling of the RMS Lusitania sinking.
- June 16 - Foundation of the British Women's Institute
- June 29 – Roger Casement is sentenced to be hanged for treason
- July 24 - The steamer Eastland capsizes in central Chicago, Illinois, with the loss of 845 lives.
- August 5 – 23 - hurricane over Galveston and New Orleans – 275 dead
- August 6 - World War I: Battle of Sari Bair begins - The Allies mount a diversionary attack timed to coincide with a major Allied landing of reinforcements at Suvla Bay.
- August 16 - The Entente promises the Kingdom of Serbia, should victory be achieved over Austro-Hungary and it's allied Central Powers, the territories of Baranja, Srem and Slavonia from the Cisleithanian part of the Dual Monarchy; Bosnia and Herzegovina; and eastern 2/3 of Dalmatia (from the river of Krka to Bar).
- August 17 - Jewish American Leo Frank is lynched for the alleged murder of a 13-year-old girl in Atlanta, Georgia.
- September 6 - The first prototype tank is tested for the British Army for the first time.
- September 7 - Former cartoonist John B. Gruelle is given a patent for his Raggedy Ann doll.
- October 12 - World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium.
- October 19 - US recognizes Mexican government of Victoriano Carranza de facto (not de jure' until 1917)
- October 27 - William Morris Hughes becomes 7th Prime Minister of Australia.
- November 25 - The theory of general relativity is formulated.
- December 26 - Irish Republican Brotherhood Military Council decides to stage a rising on Easter Sunday 1916.
- Alfred Wegener proposes the theory of Pangea.
- Emory College is rechartered as Emory University, and plans to move its main campus from Oxford, Georgia to Atlanta.
- U.S. recognizes government of President Venustiano Carranza of Mexico.
- Lord Beaverbrook buys the London Daily Express.
- Automobile speed record of 102.6 m.p.h. set at Sheepshead Bay, N.Y.. by Gil Anderson driving a Stutz.
- The first stop sign appears in Detroit, Michigan.
- Female suffrage in Denmark and Iceland
- Henri Désiré Landru begins his serial kills
- Typhoid Mary isolated
- January 5 - Arthur H. Robinson, American geographer and cartographer (d. 2004)
- January 14 - Mark Goodson, American television game show producer (d. 1992)
- January 20 - Ghulam Ishaq Khan, President of Pakistan
- January 23 - Arthur Lewis, British economist, Nobel Prize laureate (d. 1991)
- January 24 - Robert Motherwell, American painter (d. 1991)
- January 30 - Joachim Peiper, German senior Waffen-SS officer (d. 1976)
- January 31 - Alan Lomax, American folklorist and musicologist (d. 2002)
- January 31 - Thomas Merton, American monk and author (d. 1968)
- February 1 - Artur London, Czech statesman (d. 1986)
- February 1 - Sir Stanley Matthews, English footballer (d. 2000)
- February 2 - Khushwant Singh, Indian writer
- February 4 - Sir Norman Wisdom, English comedian, singer, and actor
- February 5 - Robert Hofstadter, American physicist, Nobel Prize laureate (d. 1990)
- March 9 - John Edgar "Johnnie" Johnson, English WW2 pilot (d. 2001)
- March 10 - Harry Bertoia, Italian artist and designer (d. 1978)
- March 11 - Vijay Hazare, Indian cricketer (d. 2004)
- March 14 - Alexander Brott, Canadian conductor and composer (d. 2005)
- March 20 - Sviatoslav Richter, Ukrainian born Soviet pianist (d. 1997)
- March 23 - Vasily Zaitsev, Soviet sniper, World War II hero (d. 1991).
- March 30 - Arsenio Erico, Paraguayan footballer in Argentina (d. 1977)
- March 31 - Albert Hourani, English Middle Eastern historian (d. 1993)
- April 4 - Muddy Waters, American blues musician (d. 1983)
- April 7 - Billie Holiday, American jazz and blues singer (d. 1959)
- April 21 - Anthony Quinn, Mexican actor (d. 2001)
- May 1 - Krystyna Skarbek, Polish-born heroine of World War II (d. 1952)
- May 1 - Archie Williams, American athlete (d. 1993)
- May 2 - Doris Fisher, American singer and songwriter (d. 2003)
- May 5 - Alice Faye, American entertainer (d. 1998)
- May 6 - Orson Welles, American film director (d. 1985)
- May 10 - Denis Thatcher, husband of Margaret Thatcher (d. 2003)
- May 15 - Paul Samuelson, American economist, Nobel Prize laureate
- May 20 - Moshe Dayan, Israeli military leader and politician (d. 1981)
- May 26 - Sam Edwards, American actor (d. 2004)
- May 29 - Karl Münchinger, German conductor (d. 1990)
- June 1 - John Randolph, American actor (d. 2004)
- June 10 - Saul Bellow, Canadian-born writer, Nobel Prize laureate (d. 2005)
- June 17 - Karl Targownik, Hungarian psychiatrist and Holocaust survivor (d. 1996)
- June 24 - Sir Fred Hoyle, British astronomer (d. 2001)
- July 28 - Charles Townes, American physicist, Nobel Prize laureate
- August 22 - Hugh Paddick, British actor (d. 2000)
- August 27 - Norman F. Ramsey, American physicist, Nobel Prize laureate
- September 23 - Clifford Shull, American physicist, Nobel Prize laureate (d. 2001)
- September 30 - Lester Maddox, Governor of Georgia (d. 2003)
- October 13 - Terry Frost, English artist (d. 2003)
- October 9 - Clifford M. Hardin, U.S. Secretary of Agriculture
- October 17 - Arthur Miller, American playwright (d. 2005)
- October 24 - Tito Gobbi, Italian baritone (d. 1984)
- October 29 - William Berenberg, American physician (d. 2005)
- November 11 - William Proxmire, U.S. American politician
- November 12 - Roland Barthes, French philosopher and literary critic (d. 1980)
- November 14 - Martha Tilton, Britih actress
- November 25 - Augusto Pinochet, President of Chile
- November 30 - Brownie McGhee, American musician (d. 1996)
- November 30 - Henry Taube, Canadian-born chemist, Nobel Prize laureate
- December 7 - Eli Wallach, American actor
- December 8 - Ernest Lehman American screenwriter (d. 2005)
- December 9 - Elisabeth Schwarzkopf, German soprano
- December 12 - Frank Sinatra, American entertainer (d. 1998)
- December 19 - Edith Piaf, French singer (d. 1963)
- December 27 - Gyula Zsengellér, Hungarian footballer
- January 15 - Mary Slessor, Scottish Christian missionary (b. 1848)
- February 5 - Ross Barnes, baseball player (b. 1850)
- March 31 - Wyndham Halswelle, Scottish runner (b. 1882)
- April 16 - Nelson W. Aldrich, Senator from Rhode Island (b. 1841)
- April 23 - Rupert Brooke, English poet (b. 1887)
- July 16 - Ellen G. White, American prophetess, co-founder of Seventh-Day Adventism (b. 1827)
- August 26 - John Bunny American silent film comedian (b. 1863)
- September 9 - Albert Spalding, baseball player and sporting goods manufacturer (b. 1850)
- September 13 - Andrew L. Harris, American Civil War hero and Governor of Ohio (b. 1835)
- October 12 - Charles Sorley, British poet (b. 1895)
- November 15 - Booker T. Washington, African-American educator (b. 1856)
- January 20 - Richard E. Byrd & Marie Donaldson
- February 7 - Homer Croy & Mae Bell Savell
- March 17 - Sidney Smith & Ruth ?
- March 18 - Julie Meijer & Theo Frenkel
- April 27 - Bert Wheeler & Margaret Grae
- June 26 - T.S. Eliot & Vivienne Haigh-Wood
- July 2 - Joseph C. Boyle & Maud Douglas
- July 10 - Ivy Crosthwaite & Adolph Linkof
- July 24 - Charlotte Greenwood & Cyril Ring
- August 11 - Buck Jones & Odelle Osborne
- August 29 - Julian Reed & Mrs. Mary Darcey Goodwin
- September 2 - Tom Gibson & Anna Gaylean
- September 7 - Jean Webster & Glenn Ford McKinney
- September 11 - Horace G. Plympton & Marie La Manna
- September 18 - Robert B. Mantell Jr. & Marion Marsh
- September 21 - Averell Harriman & Kitty Lawrence
- September 22 - Siegfried Wagner & Winifred Wagner
- October 14 - Jane Miller & Frank Powell
- October 21 - Graciliano Ramos & Maria Augusta de Barros
- November 29 - Max Marcin & Clara May Mings
- December 1 - Daniel Ellis & Anna C. Duffy
- December 5 - Kurt Schwitters & Helma Fischer
- December 12 - Mae Busch & Francis McDonald
- December 17 - Benito Mussolini & Donna Rachele Guidi
- December 18 - Paul Hoffman & Dorothy Brown
- December 18 - Woodrow Wilson & Edith Bolling Galt
- December 24 - Ben Bard & Martha Pryor
- Chemistry - Richard Willstätter
- Literature - Romain Rolland
- Medicine - No prize awarded
- Peace - No prize awarded
- Physics - William Henry Bragg and William Lawrence Bragg
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