Explore 4 historical events from 300–309.
Year 303 (CCCIII) was a common year starting on Friday of the Julian calendar. It was known in the Roman Empire as the Year of the Consulship of Diocletian and Maximian. The denomi…
Saint George, Roman soldier and martyr
Diocletian, nicknamed Jovius, was Roman emperor from 284 until his abdication in 305. He was born Diocles to a family of low status in the Roman province of Dalmatia. As with other…
Diocletian and Maximian retire from the office of Roman emperor
Diocletian, nicknamed Jovius, was Roman emperor from 284 until his abdication in 305. He was born Diocles to a family of low status in the Roman province of Dalmatia. As with other…
Diocletian and Maximian retired as co-rulers of the Roman Empire, being succeeded by Galerius and Constantius Chlorus
Sima Lun, courtesy name Ziyi (子彛), was titled the Prince of Zhao and the usurper of the Jin dynasty from 3 February to 31 May 301. He is usually not counted in the list of Jin empe…
Sima Lun, Chinese emperor (born 249)
Diocletian, nicknamed Jovius, was Roman emperor from 284 until his abdication in 305. He was born Diocles to a family of low status in the Roman province of Dalmatia. As with other…
Diocletian and Maximian retire from the office of Roman emperor
Diocletian, nicknamed Jovius, was Roman emperor from 284 until his abdication in 305. He was born Diocles to a family of low status in the Roman province of Dalmatia. As with other…
Diocletian and Maximian retired as co-rulers of the Roman Empire, being succeeded by Galerius and Constantius Chlorus
Year 303 (CCCIII) was a common year starting on Friday of the Julian calendar. It was known in the Roman Empire as the Year of the Consulship of Diocletian and Maximian. The denomi…
Saint George, Roman soldier and martyr
Sima Lun, courtesy name Ziyi (子彛), was titled the Prince of Zhao and the usurper of the Jin dynasty from 3 February to 31 May 301. He is usually not counted in the list of Jin empe…
Sima Lun, Chinese emperor (born 249)