15th century

===[[1420s]]===
[[File:Joan of Arc miniature graded.jpg|thumb|upright|[[Joan of Arc]], a [[French people|French]] peasant girl, directly influenced the result of the [[Hundred Years' War]].]]
* [[1420]]: Construction of the Chinese [[Forbidden City]] is completed in Beijing.
* [[1424]]: [[James I of Scotland|James I]] returns to [[Scotland]] after being held hostage under three [[Kings of England]] since [[1406]].
* [[1424]]: [[Deva Raya II]] succeeds his father [[Veera Vijaya Bukka Raya]] as monarch of the [[Vijayanagara Empire]].
* [[1425]]: Catholic [[Old University of Leuven|University of Leuven]] (Belgium) founded by [[Pope Martin V]].
* [[1427]]: Reign of [[Itzcoatl]] begins as the fourth ''[[tlatoani]]'' of [[Tenochtitlan]] and the first emperor of the [[Aztec Empire]].
* [[1429]]: [[Joan of Arc]] ends the [[Siege of Orléans]] and turns the tide of the [[Hundred Years' War]].
* [[1429]]: Queen [[Suhita]] succeeds her father [[Wikramawardhana]] as ruler of [[Majapahit]].<ref name="RICKLEFSp18">Ricklefs (1991), page 18.</ref>