What is February 25?
{{calendar}} {{day}} ==Events== === Up to 1950 === * [[138]] &ndash; Roman Emperor [[Hadrian]] adopts [[Antoninus Pius]], effectively making him his heir. * [[493]] &ndash; [[Odoacer]] surrenders [[Ravenna]] after a 3–year [[siege]] and agrees to a mediated [[peace]] with [[Theodoric the Great]]. * [[1336]] &ndash; 4,000 defenders of the [[Pilenai]] commit mass [[suicide]] rather than be taken captive by the [[Teutonic Knights]]. * [[1489]] &ndash; [[Charles VIII of France]] recognizes [[Monaco]] as an independent state. * [[1570]] &ndash; [[Pope Pius V]] excommunicates Queen [[Elizabeth I of England]]. * [[1793]] &ndash; [[George Washington]] holds the first [[cabinet]] meeting held by a [[President of the United States]]. * [[1831]] &ndash; [[Battle of Oloynka Grochowska]], part of the [[Poland|Polish]] [[November Uprising]] against the [[Russian Empire]]. * [[1836]] &ndash; [[Samuel Colt]] is granted a US [[patent]] for the Colt [[revolver]]. * [[1837]] &ndash; [[Thomas Davenport]] gets the first [[patent]] for an electric motor. * [[1843]] &ndash; Provisional [[Cessation]] of the [[Hawaii]]an or Sandwich Islands is [[Establishment|established]] by Lord George Paulet. * [[1848]] &ndash; The Provisional [[Government]] in [[revolution]]ary [[France]], by [[Louis Blanc]]'s motion, guarantees workers right. * [[1856]] &ndash; A [[peace]] conference begins in [[Paris]] after the [[Crimean War]]. * [[1866]] &ndash; [[Mining|Miners]] at Calaveras County, [[California]], discover what is now called the Calaveras [[Skull]]. * [[1870]] &ndash; [[Hiram Rhodes Revels]] becomes the first [[African American]] to serve in the [[US Congress]]. * [[1875]] &ndash; [[Guangxu Emperor]] of [[China]] begins his reign, under [[Empress Dowager Cixi]]'s [[Regent|regency]]. * [[1901]] &ndash; [[J. P. Morgan]] incorporates the [[United States Steel Corporation]]. * [[1912]] &ndash; [[Marie-Adelaide, Grand Duchess of Luxembourg]], at age 17, becomes the first reigning Grand Duchess of [[Luxembourg]]. * [[1916]] &ndash; [[World War I]]: