Infoplease - This Day in History Events from This Day in History from the Editors of Infoplease https://sudoku.infoplease.com/dayinhistory en-us Copyright 2017 Sandbox Networks, Inc. editor@infoplease.com webmaster@infoplease.com Thu, 1 Oct 2026 04:00:00 UTC Infoplease - This Day in History https://i.infopls.com/images/04ip_logo113x20.gif 113 20 https://sudoku.infoplease.com/dayinhistory <![CDATA[October 1, 1800: <p>Spain ceded <a href="/world/states/louisiana-0">Louisiana</a> to France in the secret <a href="/encyclopedia/history/modern-europe/treaties-and-alliances/san-ildefonso-treaty-of">Treaty of San Ildefonso</a>. Although Napoleon Bonaparte agreed never to alienate Louisiana, he disregarded the treaty and sold Louisiana to the United States three years later.</p> ]]> https://sudoku.infoplease.com/dayinhistory/october-1 <![CDATA[October 1, 1908: <a href="/encyclopedia/social-science/bios/business/ford-henry">Henry Ford</a> introduced the first mass-produced automobile on the market—the <a href="/dictionary/Model+T">Model T</a> car to the market. Each car cost $825.]]> https://sudoku.infoplease.com/dayinhistory/october-1 <![CDATA[October 1, 1936: <a href="/encyclopedia/history/modern-europe/iberia-bios/franco-francisco">General Francisco Franco</a> became head of the insurgent Spanish government.]]> https://sudoku.infoplease.com/dayinhistory/october-1 <![CDATA[October 1, 1961: <a href="/encyclopedia/people/sports/athletes/maris-roger-eugene">Roger Maris</a> of the New York Yankees hit his 61st home run of the season, breaking <a href="/encyclopedia/people/sports/athletes/ruth-babe">Babe Ruth's</a> record of 60 set in 1927.]]> https://sudoku.infoplease.com/dayinhistory/october-1 <![CDATA[October 1, 1971: <p>Walt Disney World opened in Orlando, Florida, 16 years after Disneyland debuted in Anaheim, Calif.</p> ]]> https://sudoku.infoplease.com/dayinhistory/october-1 More events from This Day in History: October 1 https://sudoku.infoplease.com/dayinhistory/october-1