October 5: Cecil B. DeMille's epic film The Ten Commandments, starring Charlton Heston as Moses, is released in the United States. It will be in the top ten of the worldwide list of highest-grossing films of all time adjusted for inflation.

October 8: Baseball pitcher Don Larsen of the New York Yankees throws the only perfect game in World Series history in Game 5 of the 1956 World Series against the Brooklyn Dodgers. Yogi Berra catches the game. Dale Mitchell is the final out. The New York Yankees win the series. Larsen is named series MVP.

October 10: Finland joins UNESCO. - The prototype Lockheed L-1649 Starliner, the final Lockheed Constellation model, makes its first flight.

October 14: Neo-Buddhism: Dr. B. R. Ambedkar, Indian Dalit leader, converts to Buddhism along with 385,000 followers.

October 15: Fidel Castro and Che Guevara depart from Tuxpan, Veracruz, Mexico, en route to Santiago de Cuba aboard the yacht Granma with 82 men. - The British Royal Air Force retires its last Avro Lancaster bomber.

October 17: The Game of the Century (chess): 13-year-old Bobby Fischer beats grandmaster Donald Byrne in the Rosenwald Memorial Tournament in New York City.

October 22: The United Kingdom, France, and Israel secretly meet in and make plans to invade Egypt.

October 23: Hungarian Revolution breaks out against the pro-Soviet government. Hungary attempts to leave the Warsaw Pact.

October 26: Red Army troops invade Hungary.

October 29: Israel invades the Sinai Peninsula and pushes Egyptian forces back toward the Suez Canal. - Tangier Protocol: The international city Tangier is reintegrated into Morocco. - The Huntley-Brinkley Report debuts on NBC-TV in the United States.

October 31: The United Kingdom and France begin bombing Egypt to force the reopening of the Suez Canal. - A United States Navy team becomes the third group to reach the South Pole (arriving by air) and commences construction of the first permanent Amundsen-Scott South Pole Station. (source: Wikipedia)