|Wikimedia Commons has media related to 1934.|
1934 (MCMXXXIV)was a common year starting on Monday of the Gregorian calendar, the 1934th year of the Common Era (CE) and Anno Domini (AD) designations, the 934th year of the 2nd millennium, the 34th year of the 20th century, and the 5th year of the 1930s decade.
- March 1 – Manchuria becomes Manchukuo, following an invasion by the Japanese.
- March 3 – John Dillinger breaks out of Crown Point County Jail with a wooden gun. He crosses the state line to enter Illinois, allowing the FBI to begin hunting him.
- March 12 – Prime Minister in duties of the State Elder Konstantin Päts and General Johan Laidoner stage a coup in Estonia, to neutralize the popular right wing Vaps Movement, starting the Era of Silence. Their actions are initially approved by the Riigikogu.
- March 13 - John Dillinger and their gang rob the First National Bank in Mason City, Iowa, stealing $52,000.
- March 20 – The Great Hakodate Fire kills at least 2,166 people in southern Hokkaido, Japan.
- March 24 – The Tydings–McDuffie Act is passed, allowing the Philippines a greater degree of self-government from the United States.
- June 9 – The Silly Symphonies animated short, The Wise Little Hen, featuring the debut of Donald Duck, is released.
- June 10 – beats 2–1 after extra time, to win the 1934 World Cup, staged in Italy.
- June 12 – Political parties are banned in Bulgaria.
- June 14 – Adolf Hitler and Benito Mussolini meet for the first time, at the Venice Biennale.
- June 18 – The Indian Reorganization Act is enacted.
- June 27 – The Emir of Yemen and Ibn Saud of Saudi Arabia conclude a peace treaty.
- June 30–July 2 – Night of the Long Knives in Germany: Nazis purge the Sturmabteilung (SA), the left-wing Strasserist faction of the Nazi Party, and prominent conservative anti-Nazis, in a series of political murders.
- June 30 – The Nazi Party SA camp Oranienburg becomes a national camp, taken over by the Schutzstaffel (SS).
- September 5–10 – The 6th Nuremberg Rally is staged by the German Nazi Party.
- September 8 – Off the New Jersey coast, a fire aboard the passenger liner SS Morro Castle kills 134 people.
- September 15 – Australian federal election, 1934: Joseph Lyons' UAP Government is re-elected with a decreased majority, defeating the Labor Party, led by former Prime Minister James Scullin. Consequently, Lyons is forced to resume the Coalition with the Country Party, and include them in his government. Scullin steps down from the Labor leadership shortly after; he is replaced by future Prime Minister John Curtin.
- September 19
- September 21 – The Muroto typhoon in Honshū, Japan kills 3,036 people, and destroys the temple, schools, and other buildings in Osaka.
- September 22 – A gas explosion at Gresford Colliery in Wrexham, north-east Wales, kills 266 miners and rescuers.
- September 28 – Afghanistan joins the League of Nations.
- October 2 – A tornado in Osaka and Kyoto kills 1,660, injures 5,400, and destroys the rice harvest.
- October 6 – Events of October the 6th: the President of Catalonia, Lluís Companys, declares the Catalan State of the Spanish Federal Republic, but Spanish troops swiftly crush the Catalan forces, and arrest him and the members of the Catalan government. The autonomy of Catalonia is suspended until 1936.
- October 9 – King Alexander of Yugoslavia and French foreign minister Louis Barthou are assassinated, during the king's state visit in Marseille.
- October 16 – The Long March of the People's Liberation Army of the Communist Party of China begins.
- October 17 – Harry Pierpont is executed on the electric chair in Columbus, Ohio, for killing Sheriff Jess Sarber while breaking John Dillinger out of jail in Lima, Ohio.
- October 20–November 3 – Charles Kingsford Smith makes the first eastward crossing of the Pacific Ocean, from his native Brisbane, Australia, to San Francisco, in Lockheed Altair Lady Southern Cross. The November 3 Hawaii–San Francisco leg is the first eastward flight from Hawaii to North America.
- October 20–November 5 – The MacRobertson Air Race is flown from RAF Mildenhall in England to Melbourne, Australia, to celebrate the centenary of the state of Victoria. The overall winner is the British de Havilland DH.88 Comet G-ACSS Grosvenor House, flown by C. W. A. Scott and Tom Campbell Black.
беларуская (тарашкевіца): 1934
srpskohrvatski / српскохрватски: 1934