Editing March 4 (section)

===Pre-1600===
*[[AD 51]] &ndash; [[Nero]], later to become [[Roman emperor]], is given the title ''[[princeps iuventutis]]'' (head of the youth).
* [[306]] &ndash; [[Martyrdom]] of Saint [[Adrian of Nicomedia]].
* [[581]] &ndash; [[Emperor Wen of Sui|Yang Jian]] declares himself [[Emperor Wen of Sui]], ending the [[Northern Zhou]] and beginning the [[Sui dynasty]].<ref>{{cite book |last1=Xiong |first1=Victor Cunrui |title=Historical Dictionary of Medieval China |year=2009 |publisher=Scarecrow Press, Inc. |isbn=978-0-8108-6053-7 |page=106 |url=https://books.google.com/books?id=UD8Nvn7Ca18C |language=en |access-date=2023-10-18 }}</ref>
* [[852]] &ndash; Croatian [[Knez (title)|Knez]] [[Trpimir I of Croatia|Trpimir I]] issues a [[statute]], a document with the first known written mention of the [[Croats]] name in Croatian sources.
* [[938]] &ndash; Translation of the [[relic]]s of [[martyr]] [[Wenceslaus I, Duke of Bohemia]], Prince of the [[Czechs]].
*[[1152]] &ndash; [[Frederick I, Holy Roman Emperor|Frederick I Barbarossa]] is elected [[King of Germany]].
*[[1238]] &ndash; The [[Battle of the Sit River]] begins two centuries of [[Mongol horde]] domination of Rus.
*[[1351]] &ndash; [[Ramathibodi I|Ramathibodi]] becomes [[Monarchy of Thailand|King of Siam]].
*[[1386]] &ndash; [[Władysław II Jagiełło]] (Jogaila) is crowned [[King of Poland]].
*[[1461]] &ndash; [[Wars of the Roses]] in England: [[House of Lancaster|Lancastrian]] [[Henry VI of England|King Henry VI]] is deposed by his [[House of York]] cousin, who then becomes [[Edward IV of England|King Edward IV]].
*[[1493]] &ndash; Explorer [[Christopher Columbus]] arrives back in [[Lisbon]], Portugal, aboard his ship ''[[Niña (ship)|Niña]]'' from [[Voyages of Christopher Columbus#First voyage|his voyage]] to what are now [[The Bahamas]] and other islands in the [[Caribbean]].
*[[1519]] &ndash; [[Hernán Cortés]] arrives in Mexico in search of the [[Aztec]] civilization and its wealth.