Editing November 18 (section)

===Pre-1600===
* [[326]] &ndash; The [[old St. Peter's Basilica]] is consecrated by [[Pope Sylvester I]].<ref>{{cite book|author=Joseph N. Tylenda|title=The Pilgrim's Guide to Rome's Principal Churches|url=https://books.google.com/books?id=JI5NAAAAYAAJ|year=1993|publisher=Liturgical Press|isbn=978-0-8146-5016-5|page=1}}</ref>
* [[401]] &ndash; The [[Visigoths]], led by king [[Alaric I]], cross the [[Alps]] and invade northern Italy.<ref>{{cite book|author1=Thomas S. Burns|author2=Thomas Samuel Burns|title=Barbarians Within the Gates of Rome: A Study of Roman Military Policy and the Barbarians, Ca. 375-425 A.D.|url=https://books.google.com/books?id=2ms5CWtIQ5oC&pg=PA180|year=1994|publisher=Indiana University Press|isbn=0-253-31288-4|page=180}}</ref>
*[[1095]] &ndash; The [[Council of Clermont]] begins: called by [[Pope Urban II]], it led to the [[First Crusade]] to the [[Holy Land]].<ref>{{cite book|author=Steven Runciman|title=A History of the Crusades: Volume 1, The First Crusade and the Foundation of the Kingdom of Jerusalem|url=https://books.google.com/books?id=IfY8AAAAIAAJ&pg=PA107|year=1951|publisher=CUP Archive|isbn=978-0-521-06161-2|page=107}}</ref>
*[[1105]] &ndash; Maginulfo is elected [[Antipope]] [[Antipope Sylvester IV|Sylvester IV]] in opposition to [[Pope Paschal II]].<ref>{{cite book|last=Coulombe|first=Charles A.|title=Vicars of Christ: A History of the Popes|location=New York|publisher=Citadel Press|date=2003|isbn=9780806523705|url=https://books.google.com/books?id=4tbYF51StSQC|page=230}}</ref>
*[[1210]] &ndash; [[Pope Innocent III]] [[Excommunication|excommunicates]] [[Holy Roman Emperor]] [[Otto IV, Holy Roman Emperor|Otto IV]] for invading the [[Kingdom of Sicily]] after promising to recognize papal control over it.<ref>{{cite book|last1=Kelly|first1=J.N.D.|last2=Walsh|first2=Michael J.|title=A Dictionary of Popes|location=Oxford, U.K.|publisher=Oxford University Press|date=2010|isbn=9780191726811|url=https://books.google.com/books?id=uVmcAQAAQBAJ|page=188|postscript=none}}; {{cite book|last=Barber|first=Malcolm|title=The Two Cities: Medieval Europe, 1050–1320|location=New York|publisher=Routeldge|date=1992|isbn=9780415174145|url=https://books.google.com/books?id=-fd59-dhrNQC|page=108|postscript=none}}; {{cite book|last=Lee|first=Alexander|title=Humanism and Empire: The Imperial Ideal in Fourteenth-Century Italy|location=Oxford, U.K.|publisher=Oxford University Press|date=2018|isbn=9780199675159|url=https://books.google.com/books?id=42lNDwAAQBAJ|pages=311–312|postscript=none}}; {{cite book|last1=Beck|first1=Hans-Georg|last2=Fink|first2=Karl August|last3=Glazik|first3=Josef|last4=Iserloh|first4=Erwing|last5=Wolter|first5=Hans|title=History of the Church. Volume IV|translator-last=Biggs|translator-first=Anselm|editor-last1=Jedin|editor-first1=Hubert|editor-last2=Dolan|editor-first2=John Patrick|location=New York|publisher=Crossroad|date=1980|isbn=9780824503147|url=https://books.google.com/books?id=BJHYAAAAMAAJ|page=145}}</ref>
*[[1302]] &ndash; [[Pope Boniface VIII]] issues the [[Papal bull]] ''[[Unam sanctam]]'', claiming spiritual supremacy for the papacy.<ref>{{cite book|last=Alzog|first=Johannes|title=Manual of Universal Church History. Volume II|translator-last1=Pabisch|translator-first1=F.J.|translator-last2=Byrne|translator-first2=Thomas S.|location=Dublin|publisher=M.H. Gill & Son|date=1907|oclc=28285304|url=https://books.google.com/books?id=B-YpAQAAIAAJ|page=448}}</ref>
*[[1421]] &ndash; [[St. Elizabeth's flood (1421)|St Elizabeth's flood]]: A dike in the [[Grote Hollandse Waard]] in the Netherlands breaks, killing about 10,000 people.<ref>{{cite book|last1=Maleki|first1=Mousa|last2=Eslamian|first2=Saeid|chapter=History of World Extreme Floods|title=Flood Handbook: Principles and Applications|editor-last1=Eslamian|editor-first1=Saeid|editor-last2=Eslamian|editor-first2=Faezeh A.|location=Boca Raton, Fla.|publisher=CRC Press|date=2022|isbn=9781138584938|url=https://books.google.com/books?id=mGZjEAAAQBAJ|page=252}}</ref>
*[[1493]] &ndash; [[Christopher Columbus]] first sights the island now known as [[Puerto Rico]].<ref>{{cite book|last=Fuson|first=Robert H.|chapter=The Columbian Voyages|title=North American Exploration. Volume 1: A New World Disclosed|editor-last=Allen|editor-first=John Logan|location=Lincoln, Neb.|publisher=University of Nebraska Press|date=1997|isbn=9780803210158|url=https://books.google.com/books?id=7RGlz9a4wVYC|page=173}}</ref>