1955 events in history

Jan 2 Panamanian president José Antonio Remón Cantera is assassinated
Jan 4 The Greek National Radical Union is formed by Konstantinos Karamanlis
Jan 7 Contralto Marian Anderson becomes the first person of color to perform at the Metropolitan Opera in Giuseppe Verdi's Un ballo in maschera
Jan 18 Chinese Civil War: Battle of Yijiangshan is fought
Jan 25 The Soviet Union ends the state of war with Germany
Feb 8 The Government of Sindh, Pakistan, abolishes the Jagirdari system in the province. One million acres (4000 km2) of land thus acquired is to be distributed among the landless peasants
Feb 13 Israel obtains four of the seven Dead Sea scrolls
Feb 18 Operation Teapot: Teapot test shot "Wasp" is successfully detonated at the Nevada Test Site with a yield of 1.2 kilotons. Wasp is the first of fourteen shots in the Teapot series
Feb 23 First meeting of the Southeast Asia Treaty Organization (SEATO)
Feb 27 Soviet Union regional elections, 1955
Mar 2 King Norodom Sihanouk of Cambodia abdicates the throne in favor of his father, King Norodom Suramarit
Apr 1 The EOKA rebellion against the British Empire begins in Cyprus, with the goal of obtaining the desired unification ("enosis") with Greece
Apr 3 The American Civil Liberties Union announces it will defend Allen Ginsberg's book Howl against obscenity charges
Apr 7 Winston Churchill resigns as Prime Minister of the United Kingdom amid indications of failing health
Apr 11 The Air India Kashmir Princess is bombed and crashes in a failed assassination attempt on Zhou Enlai by the Kuomintang
Apr 12 The polio vaccine, developed by Dr. Jonas Salk, is declared safe and effective
Apr 15 McDonald's restaurant dates its founding to the opening of a franchised restaurant by Ray Kroc, in Des Plaines, Illinois
Apr 18 Twenty-nine nations meet at Bandung, Indonesia, for the first Asian-African Conference
Apr 23 The Canadian Labour Congress is formed by the merger of the Trades and Labour Congress of Canada and the Canadian Congress of Labour
Apr 24 The Bandung Conference ends: Twenty-nine non-aligned nations of Asia and Africa finish a meeting that condemns colonialism, racism, and the Cold War
May 2 Tennessee Williams wins the Pulitzer Prize for Drama for Cat on a Hot Tin Roof
May 5 West Germany gains full sovereignty
May 9 Cold War: West Germany joins NATO
May 12 Nineteen days after bus workers went on strike in Singapore, rioting breaks out and seriously impacts Singapore's bid for independence
May 12 Austria regains its independence as the Allied occupation following World War II ends
May 14 Cold War: Eight Communist bloc countries, including the Soviet Union, sign a mutual defense treaty called the Warsaw Pact
May 18 Operation Passage to Freedom, the evacuation of 310,000 Vietnamese civilians, soldiers and non-Vietnamese members of the French Army from communist North Vietnam to South Vietnam following the end of the First Indochina War, ends
May 25 In the United States, a night-time F5 tornado strikes the small city of Udall, Kansas, killing 80 and injuring 273. It is the deadliest tornado to ever occur in the state and the 23rd deadliest in the U.S
May 25 First ascent of Kangchenjunga (8,586 m.), the third-highest mountain in the world, by a British expedition led by Charles Evans. Joe Brown and George Band reached the summit on May 25, followed by Norman Hardie and Tony Streather the next day
Jun 2 The USSR and Yugoslavia sign the Belgrade declaration and thus normalize relations between both countries, discontinued since 1948
Jun 7 Lux Radio Theater signs off the air permanently. The show launched in New York in 1934, and featured radio adaptations of Broadway shows and popular films
Jun 11 Eighty-three spectators are killed and at least 100 are injured after an Austin-Healey and a Mercedes-Benz collide at the 24 Hours of Le Mans, the deadliest ever accident in motorsports
Jun 13 Mir Mine, the first diamond mine in the USSR, is discovered
Jun 14 Chile becomes a signatory to the Buenos Aires copyright treaty
Jun 16 In a futile effort to topple President Juan Perón, rogue aircraft pilots of the Argentine Navy drop several bombs upon an unarmed crowd demonstrating in favor of Perón in Buenos Aires, killing 364 and injuring at least 800. At the same time on the ground, some forces soldiers attempt to stage a coup but are suppressed by loyal forces
Jun 26 The South African Congress Alliance adopts the Freedom Charter at the Congress of the People in Kliptown
Jul 9 The Russell–Einstein Manifesto is released by Bertrand Russell in London, England, United Kingdom
Jul 15 Eighteen Nobel laureates sign the Mainau Declaration against nuclear weapons, later co-signed by thirty-four others
Jul 17 Disneyland is dedicated and opened by Walt Disney in Anaheim, California
Jul 27 The Allied occupation of Austria stemming from World War II, ends
Jul 28 The Union Mundial pro Interlingua is founded at the first Interlingua congress in Tours, France
Aug 7 Tokyo Telecommunications Engineering, the precursor to Sony, sells its first transistor radios in Japan
Aug 19 In the Northeast United States, severe flooding caused by Hurricane Diane, claims 200 lives
Aug 20 In Morocco, a force of Berbers from the Atlas Mountains region of Algeria raid two rural settlements and kill 77 French nationals
Aug 28 Black teenager Emmett Till is brutally murdered in Mississippi, galvanizing the nascent American Civil Rights Movement
Sep 6 Istanbul's Greek, Jewish and Armenian minority are the target of a government-sponsored pogrom; dozens die in the ensuing riots
Sep 16 The military coup to unseat President Juan Perón of Argentina is launched at midnight
Sep 16 A Soviet Navy Zulu-class submarine becomes the first submarine to launch a ballistic missile
Sep 22 In the United Kingdom, the television channel ITV goes live for the first time
Sep 25 The Royal Jordanian Air Force is founded