Historical Events In December - 25
Tuesday, 03 February 2026
0001 Christmas, according to calendar-maker Dionysus Exiguus. 

0001 1st Christmas, according to calendar-maker Dionysus Exiguus 

0274 Roman Emperor Aurelian dedicates a temple to Sol Invictus on the supposed day of the winter solstice and day of rebirth of the Sun 

0336 The first1st recorded celebration of Christmas on 2005occurs in Rome 

0336 The first1st recorded celebration of Christmas on Dec 25 occurs in Rome. 

0337 Earliest possible date that Christmas was celebrated on Dec 25th 

0352 1st definite date Christmas was celebrated on Dec 25th 

0390 Roman emperor Theodosius admits debt on mass murder in Thessalonica. 

0498 French king Clovis baptises himself 

0597 In this year, England formally adopts Julian calendar 

0604 Battle at Etampes (Stampae): Burgundy beat Neustriers. 

0795 Adrian I ends his reign as Catholic Pope 

0795 Adrian I, Italian Pope (772-95), dies 

0800 Pope Leo III crowns Charles the Great (Charlemagne), Roman emperor 

0820 Leo V, the Armenian, Byzantine gen/Emperor (813-20), murdered. 

0875 Charles, the Bare, crowned emperor of Rome. 

0967 John XIII crowned Otto II the Red German compassionate emperor 

0969 Johannes I Tzimisces, crowned emperor of Byzantium 

0979 Rotardus appointed as bishop of the kingdom 

0999 Heribertus is recorded as becoming bishop of Cologne 

1000 Monarch Istvan crowned king of Hungary. 

1046 Pope Clemens VI crowns Henry III RC-German emperor 

1048 Parliament of Worms: Emperor Henry III names his cousin count Bruno van Egisheim/Dagsburg as Pope Leo IX. 

1066 Harold II is killed in the Battle of Hastings, and William is crowned December 25. 

1066 William the Conqueror's coronation, held at Westminster Abbey. 

1066 William the Conqueror, crowned king of England 

1100 Boudouin I of Boulogne crowned king of Jerusalem. 

1101 Henry I of Limburg is recorded as becoming duke of Neth-Lutherans 

1121 Norbertus van Xanten finds order of the Norbertijnen 

1130 Anti-pope Anacletus II crowns Roger II the Norman, king of Sicily. 

1156 Peter Venerabilis, Fr theologist/9th abbot of Cluny, dies at about 61. 

1223 St Francis of Assisi assembles inaugural Nativity scene (Greccio, Italy) 

1223 St Francis of Assisi assembles 1st Nativity scene (Greccio, Italy) 

1249 Peter Nolascus, Spanish monastery founder/St, dies. 

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