Editing December 25 (section)

===Pre-1600===
*[[AD 36|36]] &ndash; Forces of [[Emperor Guangwu]] of the [[Eastern Han]], under the command of [[Wu Han (Han dynasty)|Wu Han]], conquer the separatist [[Chengjia]] empire, reuniting China.<ref>{{Cite book |last1=Twitchett |first1=Denis |url=https://books.google.com/books?id=A2HKxK5N2sAC&pg=PA255 |title=The Cambridge History of China: Volume 1, The Ch'in and Han Empires, 221 BC – AD 220 |last2=Fairbank |first2=John King |last3=Loewe |first3=Michael |publisher=Cambridge University Press |year=1978 |isbn=978-0-521-24327-8 |page=255}}</ref>
* [[274]] &ndash; A [[Temple of the Sun (Rome)|temple]] to [[Sol Invictus]] is dedicated in [[Ancient Rome|Rome]] by Emperor [[Aurelian]].<ref>{{Cite book |last=Clauss |first=Manfred |title=Die römischen Kaiser - 55 historische Portraits von Caesar bis Iustinian |publisher=C.H.Beck |year=2001 |isbn=978-3-406-47288-6 |page=250}}</ref>
* [[333]] &ndash; Roman Emperor [[Constantine the Great]] elevates his youngest son [[Constans]] to the rank of ''[[Caesar (title)|Caesar]]''.<ref>{{Cite book |last1=Jones |first1=A.H.M. |url={{googlebooks|uOHw4idqAeYC|plainurl=y}} |title=The Prosopography of the Later Roman Empire Volume 1: A.D. 260–395 |last2=J.R. Martindale |last3=J. Morris |publisher=Cambridge University Press |year=1971 |isbn=0-521-07233-6 |page=220 |author-link=A. H. M. Jones |author-link2=John Robert Martindale |author-link3=John Morris (historian) |name-list-style=amp}}</ref>
* [[336]] &ndash; First documentary sign of [[Christmas]] celebration in Rome.<ref>{{Cite encyclopedia |year=2002 |title=Christmas and its cycle |encyclopedia=New Catholic Encyclopedia |publisher=Catholic University of America Press |edition=2nd |volume=3 |pages=551}}</ref>
* [[350]] &ndash; [[Vetranio]] meets [[Constantius II]] at [[Niš|Naissus]] ([[Serbia]]) and is forced to abdicate his imperial title. Constantius allows him to live as a private citizen on a state pension.<ref>{{Cite book |last=Syvanne |first=Ikka |url=https://books.google.com/books?id=P6SgCgAAQBAJ&pg=PA323 |title=Military History of Late Rome |publisher=Pen and Sword |year=2015 |isbn=9781848848559 |page=323}}</ref>
* [[508]] &ndash; [[Clovis I]], king of the [[Franks]], is [[Baptism|baptized]] into the [[Catholicism|Catholic]] faith at [[Reims]], by [[Saint Remigius]].<ref>{{Cite journal |last=Danuta |first=Shanzer |date=March 1998 |title=Dating the baptism of Clovis: the bishop of Vienne vs the bishop of Tours |journal=Early Medieval Europe |volume=7 |issue=1 |pages=29–57 |doi=10.1111/1468-0254.00017 |s2cid=161819012}}</ref>
* [[597]] &ndash; [[Augustine of Canterbury]] and his fellow-labourers baptise in [[Kingdom of Kent|Kent]] more than 10,000 [[Anglo-Saxons]].
* [[800]] &ndash; The coronation of [[Charlemagne]] as [[Holy Roman Emperor]], in Rome.<ref>{{Cite CE1913|wstitle=Charlemagne|author=Thomas Joseph Shahan & Ewan Macpherson}}</ref>
* [[820]] &ndash; Eastern Emperor [[Leo V the Armenian|Leo V]] is murdered in a [[Church of the Virgin of the Pharos|church]]<ref>{{Cite book |last=Lidov |first=Alexei |url=https://brill.com/view/title/21422 |title=Jerusalem as Narrative Space / Erzählraum Jerusalem |date=2012-10-19 |publisher=Brill |isbn=978-90-04-22625-8 |editor-last=Hoffmann |editor-first=Annette |series=Visualising the Middle Ages |volume=6 |location=Leiden-Boston |page=66 |chapter=A Byzantine Jerusalem. The Imperial Pharos Chapel as the Holy Sepulchre |author-link=Alexei Lidov |editor-last2=Wolf |editor-first2=Gerhard |chapter-url=http://archiv.ub.uni-heidelberg.de/artdok/3595/1/Lidov_A_Byzantine_Jerusalem_The_Imperial_Pharos_Chapel_2012.pdf |archive-url=https://web.archive.org/web/20170115175252/http://archiv.ub.uni-heidelberg.de/artdok/3595/1/Lidov_A_Byzantine_Jerusalem_The_Imperial_Pharos_Chapel_2012.pdf |archive-date=2017-01-15 |url-status=live |name-list-style=amp}}</ref> of the [[Great Palace of Constantinople|Great Palace]] of [[Constantinople]] by followers of [[Michael II]].<ref>{{Oxford Dictionary of Byzantium|page=1210}}</ref>  
*[[AD 1000|1000]] &ndash; The foundation of the [[Kingdom of Hungary]]: Hungary is established as a Christian kingdom by [[Stephen I of Hungary]].<ref>{{Cite book |last=Engel |first=Pál |title=The Realm of St Stephen: A History of Medieval Hungary, 895–1526 |publisher=I.B. Tauris Publishers |year=2001 |isbn=978-1-86064-061-2 |page=27 |author-link=Pál Engel}}</ref>
*[[1013]] &ndash; [[Sweyn Forkbeard]] takes control of the [[Danelaw]] and is proclaimed king of [[Kingdom of England|England]].<ref>{{Cite book |last=James |first=Panton |url=https://books.google.com/books?id=BiyyueBTpaMC&pg=PA470 |title=Historical Dictionary of the British Monarchy |publisher=Scarecrow Press |year=2011 |isbn=9780810874978 |page=470}}</ref>
*[[1025]] &ndash; Coronation of [[Mieszko II Lambert]] as king of Poland.
*[[1046]] &ndash; [[Henry III, Holy Roman Emperor|Henry III]] is crowned [[Holy Roman Emperor]] by [[Pope Clement II]].<ref>{{Cite web |title=CATHOLIC ENCYCLOPEDIA: Pope Clement II |url=https://www.newadvent.org/cathen/04017a.htm |website=www.newadvent.org |quote=He was enthroned in St. Peter's on Christmas Day and took the name of Clement II. .... His first pontifical act was to place the imperial crown upon his benefactor and the queen-consort, Agnes of Aquitaine. The new emperor received from the Romans and the pope the title and diadem of a Roman Patricius...}}</ref>
*[[1066]] &ndash; [[William the Conqueror]], [[Duke of Normandy]] is [[Coronation of William I|crowned king of England]], at [[Westminster Abbey]], [[London]].<ref>{{Cite web |last=Sanders |first=Kevin |date=22 December 2016 |title=How William the Conqueror spent Christmas in 1066 |url=http://blog.english-heritage.org.uk/how-william-the-conqueror-spent-christmas-in-1066/ |access-date=24 December 2020 |website=English Heritage Blog}}</ref>
*[[1076]] &ndash; Coronation of [[Bolesław II the Generous]] as king of Poland.
*[[1100]] &ndash; [[Baldwin I of Jerusalem|Baldwin of Boulogne]] is crowned the first [[King of Jerusalem]] in the [[Church of the Nativity]] in [[Bethlehem]].<ref>{{Cite book |last=Murray |first=Alan V. |title=The Crusader Kingdom of Jerusalem: A Dynastic History, 1099–1125 |publisher=Prosopographica et Geneologica |year=2000 |isbn=978-1-9009-3403-9 |page=96}}</ref>
*[[1130]] &ndash; Count [[Roger II of Sicily]] is crowned the first king of [[Kingdom of Sicily|Sicily]].<ref>{{Cite web |title=Roger II {{!}} Facts & Biography |url=https://www.britannica.com/biography/Roger-II |access-date=14 July 2020 |website=Encyclopedia Britannica |language=en}}</ref>
*[[1261]] &ndash; Eleven-year-old [[John IV Laskaris]] of the restored [[Byzantine Empire|Eastern Roman Empire]] is deposed and blinded by orders of his co-ruler [[Michael VIII Palaiologos]].<ref>{{Cite book |last=Korobeinikov |first=Dimitri |url=https://books.google.com/books?id=CCXRCwAAQBAJ&pg=PA237 |title=Byzantium and the Turks in the Thirteenth Century |publisher=Oxford University Press |year=2014 |isbn=9780191017940 |page=237}}</ref>
*[[1492]] &ndash; The [[carrack]] ''[[Santa María (ship)|Santa María]]'', commanded by [[Christopher Columbus]], runs onto a [[reef]] off [[Haiti]] due to an improper [[Watch system|watch]].<ref>{{Cite book |last1=Columbus |first1=Christopher |url=https://archive.org/details/cihm_05312/page/133/ |title=''The life of Christopher Columbus, from his own letters and journals and other documents of his time'' |last2=Hale |first2=Edward Everett |publisher=G.L. Howe & Co. |year=1891 |isbn=9780665053122 |location=Chicago |page=133 |author-link=Christopher Columbus |author-link2=Edward Everett Hale}}</ref>
*[[1553]] &ndash; [[Battle of Tucapel]]: [[Mapuche]] rebels under [[Lautaro]] defeat the Spanish [[conquistador]]s and executes the governor of [[Chile]], [[Pedro de Valdivia]].
*[[1559]] &ndash; [[Pope Pius IV]] is [[1559 papal conclave|elected]], four months after his predecessor's death.<ref>{{Cite encyclopedia |title=Pius IV |encyclopedia=Britannica Online |date=5 December 2023 |url=https://www.britannica.com/biography/Pius-IV}}</ref>