Moments in History
The events Wikipedia's editors chose for each day of the year — about 6,500 turning points, each at the day it happened.
Events 6531 totals
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May
1
305
📜 Diocletian and Maximian retired as co-rulers of the Roman Empire, being succeeded by…
-
Mar
4
306
📜 Roman Herculian guard Adrian of Nicomedia, who had converted to Christianity after being…
-
Jul
25
306
📜 Constantine the Great was proclaimed Roman emperor by his troops after the death of…
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Apr
30
311
📜 The Diocletianic Persecution of Christians officially ended in the eastern Roman Empire.
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Oct
28
312
📜 Civil wars of the Tetrarchy: Constantine the Great defeated Maxentius at the Battle of…
-
Apr
30
313
📜 Civil wars of the Tetrarchy: An outnumbered army led by Roman emperor Licinius defeated…
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Jan
31
314
📜 Sylvester I (bust depicted), during whose pontificate many churches in Rome were…
-
Oct
18
320
📜 Pappus of Alexandria, one of the last great Greek mathematicians of antiquity, observed…
-
Mar
7
321
📜 Emperor Constantine I decreed that Sunday, the day honoring the sun god Sol Invictus…
-
Jul
3
324
📜 Civil wars of the Tetrarchy: Roman emperor Constantine the Great defeated his former…
-
Sep
18
324
📜 Constantine the Great decisively defeated Licinius in the Battle of Chrysopolis,…
-
May
20
325
📜 The First Council of Nicaea, the first ecumenical council of the Christian Church, was…
-
Sep
9
337
📜 After disposing of all relatives who possibly held a claim to the throne, Constantine…
-
May
7
351
📜 Jews in the Roman province of Syria Palaestina rebelled against the rule of Constantius…
-
Sep
28
351
📜 The Eastern Roman armies under Constantius II defeated those of the usurper Magnentius…
-
Mar
5
363
📜 Roman–Persian Wars: Roman emperor Julian and his army set out from Antioch to attack the…
-
Mar
18
363
📜 A fire began in Rome that resulted in the destruction of the Temple of Apollo Palatinus.
-
Jul
21
365
📜 A large earthquake occurred near Crete, triggering a tsunami, and causing widespread…
-
Sep
12
379
📜 Yax Nuun Ahiin I (depicted) took the throne as the ruler (ajaw) of the Mayan city of…
-
May
15
392
📜 Roman emperor Valentinian II (pictured) was found hanged in his residence in Vienne, in…
-
Apr
27
395
📜 Aelia Eudoxia married Byzantine emperor Arcadius without the knowledge or consent of…
-
Dec
22
401
📜 Pope Innocent I began his papacy, succeeding Anastasius I.
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Aug
24
410
📜 Rome was sacked for the first time in approximately 800 years by the Visigoths under…
-
Aug
27
410
📜 The sacking of Rome by the Visigoths ended after three days.
-
Jul
4
414
📜 Byzantine emperor Theodosius II proclaimed his elder sister Aelia Pulcheria as Augusta.
moments-in-history