Year 400 (CD) was a leap year starting on Sunday of the Julian calendar. In the Roman Empire, it was known as the Year of the Consulship of Stilicho and Aurelianus (or, less frequently, year …

The 4th century was the time period from 301 CE (represented by the Roman numerals CCCI) to 400 CE (CD) in accordance with the Julian calendar. In the West, the early part of the century …

400 AD Windmills Used In Persia -The Fifth Syrian War ended at the Battle of Banyais, between Antiochus II (King of the Seleucid Empire) and Ptolemy V of Egypt. The Egyptians were …

41 A.D. Caligula is assassinated as a result of his extravagance and quest for unconstrained personal power. 43 A.D. London (Latin: Londinium) is established by the Romans. 45 A.D. …

As the name suggests, BC or Before Christ refers to the number of years before Christ was born. AD or Anno Domini is the period after Christ was born. BCE and CE stand for 'Before …

Valerius Severus revolts and invades Italy. His father Maximian comes out of retirement first in his support, then in favor of Constantine. Severus killed in Pannonia and Maximian recognized as …

Building upon the foundation laid by the Roman Republic, the empire became the largest and most powerful political and military entity in the world up to its time and expanded steadily until …

317 AD Tatar Warriors Break Through Great Wall - Tatar warriors broke through the Great Wall of China that had been built during the Han Dynasty to provide Northern China with protection …

Jan 24, 2025 · 400 : The first practical horse collar appears. Earlier versions choked the horse and limited their agricultural use. Horses quickly replaced some oxen since they are more …

What happened and who was notable in 400 AD? Browse important events, world leaders, notable birthdays, and tragic deaths from the year 400 AD.