October 27 is the 300th day of the year. There are 65 days remaining until the end of the year. This date is slightly more likely to fall on a Tuesday, Thursday or Saturday (58 in 400 years each) than on Sunday or Monday (57), and slightly less likely to occur on a Wednesday or Friday (56).
+ 1838 – Missouri governor Lilburn Boggs issues the Extermination Order, which orders all Mormons to leave the state or be exterminated.
+ 1904 – The first underground New York City Subway line opens; the system becomes the biggest in United States, and one of the biggest in world.
+ 1961 – NASA tests the first Saturn I rocket in Mission Saturn-Apollo 1.
+ 1964 – Ronald Reagan delivers a speech on behalf of the Republican candidate for president, Barry Goldwater. The speech launches his political career and comes to be known as "A Time for Choosing".
+ 1988 – Ronald Reagan suspends construction of the new U.S. Embassy in Moscow due to Soviet listening devices in the building structure.
+ 1997 – Stock Market mini-crash: Stock markets around the world crash because of fears of a global economic meltdown. The Dow Jones Industrial Average plummets 554.26 points to 7,161.15.
( Births )
+ 1806 – Juan Seguín, American colonel, judge, and politician, 101st Mayor of San Antonio (d. 1890)
+ 1858 – Theodore Roosevelt, American colonel and politician, 26th President of the United States, Nobel Prize laureate (d. 1919)
+ 1933 – Floyd Cramer, American singer and pianist (d. 1997)
+ 1942 – Lee Greenwood, American singer-songwriter