Editing 1421 (section)

=== October&ndash;December ===
* [[October 20]]&ndash;King Henry V summons the [[English Parliament]] for the last time in his life, directing the members to assemble at Westminster on December 1.
* [[November 17]]&ndash;[[November 19|19]] &ndash; [[St. Elizabeth's flood (1421)|St. Elizabeth's flood]]: The coastal area near [[Dordrecht]] in the [[Netherlands]] is flooded, due to the extremely high tide of the [[North Sea]]; 72 villages are drowned, killing about 10,000 people, and the course of the [[Meuse]] is changed.
* [[November 30]] &ndash; [[Al-Nasir al-Din Muhammad]] beomes the fourth Mamluk Sultan of Egypt and Syria in less than a year when his father [[Sayf al-Din Tatar]], dies after only three months on the throne.<ref name="EB1911/9"/>
* [[December 1]] &ndash; The 11th and last Parliament of King Henry V assembles at Westminster and elects [[Richard Baynard]] as Speaker of the House of Commons.
* [[December 21]] &ndash; [[Hussite Wars]]: At the [[Battle of Kutná Hora]], the Bohemian Hussites led by Jan Zizka, and using the best weapons available, force the exit of the crusaders of the Holy Roman Empire. Among the new wespons developed by Zizka's officers are the "[[war wagon]]", a vehicle with reinforced sides and small openings from which guns can be fired.<ref>{{cite web |url=http://myweb.tiscali.co.uk/matthaywood/main/Hussite_Battles_and_Significant_events.htm |title=Hussite Battles and significant events |access-date=3 January 2007 |archive-url=https://web.archive.org/web/20060304001712/http://myweb.tiscali.co.uk/matthaywood/main/Hussite_Battles_and_Significant_events.htm |archive-date=4 March 2006 |url-status=dead }}</ref>
* [[December 26]] &ndash; In [[India]], [[Ahmad Shah I]], the [[Gujarat Sultanate|Sultan of Gujarat]] and his troops, camped at [[Sarangpur, Madhya Pradesh|Sarangpur]], resist a surprise counter-attack by the army of the [[Malwa Sultanate]], led by the Sultan [[Hoshang Shah]].<ref>{{Cite book|url=https://archive.org/details/1980HistoryOfIslamicSultanateInGujarat256D|title=ગુજરાતમાંની ઇસ્લામી સલ્તનતનો ઈતિહાસ (ઇ.સ. ૧૩૦૦થી ઇ.સ.૧૫૭૩ સુધી)|last=Nayak|first=Chhotubhai Ranchhodji|publisher=[[Gujarat University]]|year=1982|location=Ahmedabad|language=gu|trans-title=History of the Islamic Sultanate in Gujarat (1300 AD to 1573 AD)|pages=89-95}}</ref>