Decades: 1870s 1880s 1890s 1900s 1910s - 1920s - 1930s 1940s 1950s 1960s 1970s
Years: 1915 1916 1917 1918 1919 - 1920 - 1921 1922 1923 1924 1925
January 7 - Forces of Russian White general Kolcak surrender in Krasnojarsk
January 9 - Britain announces it will build 100.000 homes for war veterans
January 10 - League of Nations holds its first meeting and ratifies the Treaty of Versailles ending World War I.
January 15 - Prohibition goes into effect
January 16 - Prohibition begins in USA. Many liquor-loving Americans move to France.
January 16 - Allies demand that Netherlands extradite German Kaiser who has fled there
January 19 - The United States Senate votes against joining the League of Nations
January 23 - Netherlands refuses to extradite Kaiser
January 28 - Spanish legion is founded and stationed in North Africa to fight rebels in Morocco
January 28 - Turkey gives up Ottoman empire and non-turkish areas.
February 1 - The Royal Canadian Mounted Police begin operations.
February 2 - Estonia declares its independence from Russia
February 2 - France occupies Memel
February 9 - League of Nations gives Spitzbergen to Norway
February 17 - Woman named Anna Anderson tries to commit suicide in Berlin and is taken to mental hospital, where she claims she is Anastasia
February 14 - The League of Women Voters is founded in Chicago, Illinois.
February 22 - In Emeryville, California, the first dog race track to employ an imitation rabbit opens.
February 24 - Adolf Hitler presents his national socialist program in Munich
March - World's first peaceful establishment of a social democratic government takes place in Sweden. Hjalmar Branting takes over when Nils Edén resigns.
March 13-March 17 - Wolfgang Kapp fails in his coup attempt in Germany due to public resistance and a general strike
March 19 - US Congress refuses to ratify Versailles Treaty
March 23 - Admiral Horthy declares that Hungary is a monarchy without anyone on the throne
March 26 - German government asks France for permission to use its own troops against rebellious Ruhr Red Army in the French-occupied area
March 31 - Government of Ireland Act presented in British parliament
April 2 - German army marches to Ruhr to fight Ruhr Red Army
April 4 - Riots between Jews and Arabs in Jerusalem.
April 6 - French troops occupy Frankfurt
April 19 - Germany and Bolshevist Russia agree to the exchange of prisoners of war
April 23 - National council in Turkey denounces the government of sultan Mehmed VI and announces a temporary constitution
April 24 - Russian-Polish War: Polish troops attack Russia
May 7 - Russian-Polish War: Polish troops occupy Kiev
May 16 - Referendum in Switzerland is favorable to joining League of Nations
May 16 - In Rome, Pope Benedict XV canonizes Joan of Arc as a saint
May 17 - French and Belgian troops leave the cities they have occupied in Germany
May 17 - First flight of KLM, Dutch air company, from Amsterdam to London.
May 27 - Thomas Masaryk becomes president of Czechoslovakia
May 30 - Jeanne d'Arc is canonized.
June 4 - Hungary loses 71% of its territory and 63% of its population in Treaty of Trianon.
June 12 - Russian-Polish War: Red Army retakes Kiev
June 15 - New border treaty between Germany and Denmark gives northern Schleswig to Denmark
June 22 - Greece attack Turkish troops
July 2 - Russian-Polish War: Red Army invades Poland
July 10 - Arthur Meighen becomes Canada's ninth prime minister.
July 12 - Bolshevist Russia recognizes independent Lithuania
July 13 - London County Council bars foreigners from council jobs
July 22 - Russian-Polish War: Poland sues for peace with Bolshevist Russia
July 25 - Telecommunications: first transatlantic two-way radio broadcast.
August 2 - British parliament passes bill to restore order in Ireland, suspending jury trials
August 3 - Catholics riot in Belfast
August 10 - Ottoman sultan Mehmed VI's representatives signed the Treaty of Sevres.
August 11 - Bolshevik Russia recognizes independent Estonia and Latvia.
August 13 - August 21 - Russian-Polish War: The Red Army is defeated at the gates of Warsaw
August 15 - Town Hall of Templemore, Ireland, is burned down during the riots
August 18 - 19th Amendment to US constitution is passed, guaranteeing women's suffrage.
August 20 - The first commercial radio station, 8MK (WWJ), begins operations in Detroit, Michigan.
September 8 - Gabriele D'Annunzio declares Fiumen free state
September 16 - Bomb in Wall Street kills 35, hundreds wounded
September 22 - Flying Squad formed in London Metropolitan Police
September 29 - First domestic radio sets come to stores in USA – Westinghouse radio costs $10
September 29 - Adolf Hitler's first public political speech in Austria
November 2 - Warren G. Harding defeats James M. Cox in the U.S. presidential election, the first national U.S. election in which women have the right to vote
November 2 - In the United States, KDKA of Pittsburgh, Pennsylvania (owned by Westinghouse) starts broadcasting as the first commercial radio station. The first broadcast was the results of the U.S. presidential election, 1920.
November 11 - Unknown Soldier buried in Westminster Abbey
November 15 - In Geneva, the first assembly of the League of Nations is held.
November 17 - Council of League of Nations accepts the constitution of Danzig free state
November 21 - IRA bomb kills 14 policemen in Ireland.
December 5 - Referendum in Greece is favorable to reinstatement of monarchy
December 11 - Martial law in Ireland
December 16 - Finland joins the League of Nations
December 16 - Earthquake causes landslide in Gansu province, China - 180.000 dead
December 23 - United Kingdom and France ratify the border between French-held Syria and British-held Palestine.
France prohibits selling of contraceptives
Roman von Ungern-Sternberg conquers Urga and declares himself as a ruler of Mongolia
Kurd rebellion in Turkey begins
Johnny Torrio invites Al Capone to Chicago from New York
Year in topic
1920 in film
1920 in literature
1920 in music
Gustav Holst - Planets
Mamie Smith - has hit record with "The Crazy Blues"
1920 in science
1920 in sports
Summer Olympic Games in Antwerp Belgium
January 3 - Boston Red Sox owner Harry Frazee sells Babe Ruth to the New York Yankees for $125,000 and a $350,000 loan. This was the prelude to an extraordinary Major League season during which the Bambino would hit 54 home runs, Cleveland shortshop Ray Chapman would be killed by a pitch from Carl Mays and Eddie Cicotte and Shoeless Joe Jackson would confess to their roles in the Black Sox scandal.
February 13 - The National Negro Baseball League is formed.
September 17- The American Professional Football Association, the forerunner to the National Football League is formed in Canton, Ohio.
August 16 - Ray Chapman of the Cleveland Indians is hit in his head and fatally wounded with a fastball from Carl Mays of the New York Yankees. Chapman will die early the next day, becoming the only person to ever die from a major league baseball game (as of 2003).
January 2 - Isaac Asimov, author
January 6 - Early Wynn, Baseball Hall of Famer
January 6 - Sun Myung Moon, evangelist
January 19 - Javier Pérez de Cuéllar, United Nations Secretary General
January 20 - Federico Fellini, italian film director (d. 1993)
January 20 - DeForest Kelly, actor (d. 1999)
January 20 - John O'Connor, Cardinal of New York City (d. 2000)
January 23 - Ray Abrams, tenor saxophonist
January 23 - Gottfried Böhm, architect
January 27 - Frankie Albert, American football star (d. 2002)
January 30 - Delbert Mann, director
January 31 - Paul Warnke, diplomat (d. 2001)
February 7 - An Wang, computer pioneer (d. 1990)
February 8 - Lana Turner, actress (d. 1995)
February 11 - Billy Halop, actor.
February 11 - Daniel Francis Galouye, American science fiction author.
February 11 - Farouk I, last King of Egypt (1936-1952).
February 11 - Paul Peter Piech, artist.
February 18 - Jack Palance, actor
February 18 - Bill Cullen, game show host (d. 1990)
February 26 - Tony Randall, actor
February 29 - Howard Nemerov, American, winner of the Pulitzer Prize
March 3 - Roland Searle, illustrator
March 3 - James Doohan, actor
March 14 - Hank Ketcham, cartoonist (Dennis the Menace) (d. 2001)
March 15 - Lawrence Sanders, novelist (d. 1998)
March 16 - Leo McKern, actor (d. 2002)
March 17 - Mujibur Rahman, Prime Minister of Bangladesh (d. 1975)
April 1 - Toshirô Mifune, actor (d. 1997)
April 2 - Jack Webb, actor, director, producer (d. 1982)
April 7 - Ravi Shankar, musician
April 11 - Peter O'Donnell, creator of Modesty Blaise
April 27 - Guido Cantelli, conductor (d. 1956)
April 29 - Harold Shapero, composer
May 6 - Ross Hunter, producer (d. 1996)
May 9 - Richard Adams, author
May 18 - Karol Wojtyla, future pope John Paul II
May 23 - Helen O'Connell, singer
May 26 - Peggy Lee, singer (d. 2002)
May 30 - Franklin Schaffner, film director (d. 1989)
June 12 - Dave Berg, cartoonist for Mad Magazine
August 16 - Charles Bukowski, American writer
August 22 - Ray Bradbury, American science fiction writer
September 10 - Fabio Taglioni, automotive engineer
September 22 - William H. Riker, political scientist
October 1 - Walter Matthau, American actor (d. 2000)
October 1 - Charles Daudelin, Canadian sculptor (d. 2001)
October 15 - Mario Puzo, author of The Godfather
October 31 - Fritz Walter, football player
January 7 –Kolcak, Russian White general; executed
January 24 - Amedeo Modigliani, painter, sculptor
February 15 - Joseph Burton Sumner, founder and first mayor of Sumner, Mississippi, USA.
February 20 - Robert Peary, explorer
May 9 - Susan Agnes Bernard-Macdonald, First Lady of Canada
May 30 - George Ernest Morrison, Australian adventurer, journalist
June 14 - Max Weber father of the science of sociology
August 1 - Bal Gangadhar Tilak, Indian political activist
October 20 - Max Bruch, composer
October 24 - Grand Duchess Maria Alexandrovna of Russia, (The Dowager Duchess of Saxe-Coburg and Gotha), only daughter of Emperor Alexander II of Russia
Physics - Charles Edouard Guillaume
Chemistry - Walther Nernst
Medicine - Schack August Steenberg Krogh
Literature - Knut Hamsun
Peace - Léon Victor Auguste Bourgeois\n