What is January 31?
{{calendar}} {{day}} ==Events== === Up to 1900 === * [[314]] &ndash; [[Pope Silvester I|Silvester I]] becomes [[Pope]]. * [[1504]] &ndash; [[France]] cedes [[Naples]] to [[Aragon]]. * [[1542]] &ndash; [[Alvar Nunez Cabeza de Vaca]] becomes the first [[Europe]]an to reach [[Iguazu Falls]] on the present-day border between [[Argentina]] and [[Brazil]]. * [[1606]] &ndash; [[Gunpowder Plot]]: [[Guy Fawkes]] is executed for his plotting against [[Parliament]] and [[James I of England]]. * [[1747]] &ndash; The first [[venereal disease]]s clinic opens at [[London Dock Hospital]]. * [[1801]] &ndash; [[John Marshall]] becomes [[Chief Justice of the United States]]. * [[1814]] &ndash; [[Gervasio Antonio de Posadas]] becomes Supreme Director of [[Argentina]]. * [[1846]] &ndash; The city of [[Milwaukee]] is formed. * [[1849]] &ndash; The [[Corn Laws]] are abolished in the [[United Kingdom]]. * [[1862]] &ndash; [[Alvan Graham Clark]] discovers [[white dwarf]] [[star]] [[Sirius B]]. * [[1865]] &ndash; [[American Civil War]]: The [[United States Congress]] passes the [[Thirteenth Amendment to the United States Constitution]], banning [[slavery]]. * [[1865]] &ndash; [[American Civil War]]: [[Confederate States of America|Confederate]] General [[Robert E. Lee]] becomes general-in-chief. * [[1867]] &ndash; [[Maronite]] nationalist leader Karam leaves [[Lebanon]] on board a French ship for [[Algeria]] * [[1876]] &ndash; The [[United States]] orders all [[Native American]]s to move into reservations. * [[1891]] &ndash; The first attempt at a [[Portugal|Portuguese]] [[republic]]an [[revolution]] breaks out in the city of [[Porto]]. * [[1892]] &ndash; At [[Holmenkollen]], [[Oslo]], the first [[ski jumping]] competition takes place. [[Norway|Norwegian]] [[Arne Ustvedt]] wins with at 21.5–[[meter]] jump. === 1901 &ndash; 1950 === * [[1906]] &ndash; A magnitude 8.8 [[earthquake]] hits [[Colombia]] and [[Ecuador]], killing over 1,000 people. * [[1915]] &ndash; [[World War I]]: [[Germany]] uses [[poison gas]] against [[Russia]]ns. * [[19