Template:OnThisDay

Here are five notable events that happened on October 27 in history:

• 1904 - New York City Subway Opens: The first underground line of the New York City Subway system opened to the public, marking a significant milestone in urban transportation. The initial line ran from City Hall to 145th Street in Manhattan.
• 1962 - Cuban Missile Crisis Peaks: U.S. Air Force Major Rudolf Anderson’s U-2 reconnaissance plane was shot down over Cuba by a Soviet missile, escalating tensions during the Cuban Missile Crisis. This event marked a critical moment in the Cold War, bringing the U.S. and Soviet Union close to nuclear conflict.
• 1986 - Big Bang Financial Reforms in London: The London Stock Exchange underwent major deregulation known as the "Big Bang," introducing electronic trading and opening the market to foreign firms, transforming global finance.

• 1991 - Poland’s First Free Parliamentary Election: Poland held its first fully free parliamentary election since World War II, marking a significant step in the country’s transition from communism to democracy.

• 2004 - Boston Red Sox Win World Series: The Boston Red Sox won the World Series, defeating the St. Louis Cardinals and ending an 86-year championship drought, famously known as the "Curse of the Bambino."