834: First All Hallows Eve (Halloween) observed to honor the saints
1517: Luther posts 95 theses on Wittenberg church-Protestant Reformation
1541: Michelangelo Buonarroti's paints "last judgement" in Sistine Chapel
1846: Donner party, unable to cross the Donner Pass, construct a winter camp
1864: Nevada admitted as 36th state
1888: John Boyd Dunlop patents pneumatic bicycle tire
1918: Spanish flu-virus kills 21,000 in U.S. in one week
1922: Benito Mussolini (Il Duce) becomes premier of Italy
1941: Mount Rushmore is completed
1952: First thermonuclear bomb detonated - Marshall Islands
1989: U.S. performs nuclear test at Nevada Test Site
1991: Palestinians attend U.S. mideast peace talks in Madrid
2006: Bob Barker, from The Price is Right, retires after 35 years as host
2012: The New York Stock Exchange is reopened after a two-day closure due to Hurricane Sandy; this was the market's first weather-related two-day closure since the late 19th century