WHAT HAPPENED ON 1. JANUARY
Want to find out what all happened on 1. January

Roman consuls begin their year in office. (1. January 153. BC)

The Julian calendar takes effect for the first time. (1. January 45. BC)

The Roman Senate posthumously deifies Julius Caesar (1. January 42. BC)

The Roman legions in Germania Superior refuse to swear loyalty to Galba. They rebel and proclaim Vitellius as emperor. (1. January 69)

The Senate chooses Pertinax against his will to succeed Commodus as Roman emperor. (1. January 193)

An infuriated Roman mob tears Telemachus, a Christian monk, to pieces for trying to stop a gladiators' fight in the public arena held in Rome. (1. January 404)

Galla Placidia, half-sister of Emperor Honorius, is married to the Visigothic king Ataulf at Narbonne. The wedding is celebrated with Roman festivities and magnificent gifts from the Gothic booty. (1. January 414)

Emperor Honorius forces Galla Placidia into marriage to Constantius, his famous general (magister militum). (1. January 417)

Grand Prince Stephen I of Hungary is named the first King of Hungary by Pope Sylvester II. (1. January 1001)

Romanos IV Diogenes marries Eudokia Makrembolitissa and is crowned Byzantine Emperor. (1. January 1068)

Michael VIII Palaiologos is proclaimed co-emperor of the Empire of Nicaea with his ward John IV Laskaris. (1. January 1259)

Albert II of Habsburg is crowned King of Hungary. (1. January 1438)

The present-day location of Rio de Janeiro, Brazil is first explored by the Portuguese. (1. January 1502)

King Francis I of France succeeds to the French throne. (1. January 1515)

Croatian nobles elect Ferdinand I of Austria as King of Croatia in the Parliament on Cetin. (1. January 1527)

Scotland begins its numbered year on January 1 instead of March 25. (1. January 1600)

Charles II is crowned King of Scotland. (1. January 1651)

Russia begins using the Anno Domini era and no longer uses the Anno Mundi era of the Byzantine Empire. (1. January 1700)

John V is crowned King of Portugal. (1. January 1707)

Bouvet Island is discovered by French explorer Jean-Baptiste Charles Bouvet de Lozier. (1. January 1739)