Editing December 21 (section)

===Pre-1600===
*[[AD 69]] &ndash; The [[Roman Senate]] declares [[Vespasian]] [[Roman emperor|emperor of Rome]], the last in the [[Year of the Four Emperors]].<ref>{{cite book|first=Stanley|last=Sandler|title=Ground Warfare: An International Encyclopedia|url=https://books.google.com/books?id=L_xxOM85bD8C&pg=PA923|year=2002|publisher=ABC-CLIO|isbn=978-1-57607-344-5|page=923}}</ref>
*[[1124]] &ndash; [[Pope Honorius II]] is consecrated, having been elected after the controversial dethroning of Pope Celestine II.<ref>{{cite book|first=Philippe|last=Levillain|title=The Papacy: Gaius-Proxies|url=https://books.google.com/books?id=7VDcmDeLuV4C&pg=PA732|year=2002|publisher=Psychology Press|isbn=978-0-415-92230-2|page=732}}</ref>
*[[1140]] &ndash; After a [[Siege of Weinsberg|siege of several weeks]], the city of Weinsberg and its castle surrender to [[Conrad III of Germany]].<ref>{{cite book|last=Toynbee|first=Paget Jackson|title=Dante Alighieri: His Life and Works|location=London|publisher=Methuen|date=1910|oclc=8059335|url=https://books.google.com/books?id=_15dAAAAMAAJ|page=2|isbn=9780827438156|postscript=none}}; {{cite book|last=Hüsken|first=Wim|chapter=Mirror, Mirror on the Wall... History in Late Medieval Drama From the Low Countries|title=Staging History: Essays in Late Medieval and Humanist Drama|editor-last1=Happé|editor-first1=Peter|editor-last2=Hüsken|editor-first2=Wim N. M.|location=Leiden|publisher=Brill Rodopi|date=2021|isbn=9789004449497|url=https://books.google.com/books?id=YrscEAAAQBAJ|page=148}}</ref>
*[[1237]] &ndash; The city of [[Ryazan]] is [[Siege of Ryazan|sacked]] by the [[Mongols|Mongol]] army of [[Batu Khan]].<ref>{{cite book |last1=Rachewiltz |first1=Igor de |last2=Wang |first2=May |title=In the Service of the Khan: Eminent Personalities of the Early Mongol-Yüan Period (1200–1300) |date=1993 |publisher=Otto Harrassowitz Verlag |isbn=978-3-447-03339-8 |page=23 |url=https://books.google.com/books?id=kG45gi7E3hsC&pg=PA23 |language=en}}</ref>
*[[1361]] &ndash; The [[Battle of Linuesa]] is fought in the context of the Spanish [[Reconquista]] between the forces of the [[Emirate of Granada]] and the combined army of the [[Kingdom of Castile]] and of [[Kingdom of Jaén|Jaén]] resulting in a Castilian victory.
*[[1598]] &ndash; [[Battle of Curalaba]]: The revolting [[Mapuche]], led by [[cacique]] [[Pelantaro|Pelentaru]], inflict a major defeat on [[Spanish Empire|Spanish]] troops in southern [[Captaincy General of Chile|Chile]].<ref>{{cite book|last=Prieto Pastén|first=Andrés I.|chapter=Empathy with the Mapuche: Rosales's Manifiesto apologético and Pineda y Bascuñán's Cautiverio feliz|title=A History of Chilean Literature|editor-last=López-Calvo|editor-first=Ignacio|location=Cambridge, UK|publisher=Cambridge University Press|date=2021|isbn=9781108487375|url=https://books.google.com/books?id=v9xBEAAAQBAJ|pages=79–80}}</ref>