261 CE
Roman–Persian Wars: Balista, Roman usurper, collects ships from Cilician ports and defeats a Persian raiding force near Pompeiopolis. Gallienus usurpers: The rebellion of Macrianus Major, Macrianus Minor, and Quietus against Gallienus comes to an end. They march from Asia to Europe but they are defeated in Thrace by Gallienus' general Aureolus, and both Macrianus Major and Macrianus Minor are killed. Quietus flees to Emesa, where he is killed by Odaenathus of Palmyra. Michu of Silla ascends to the Korean throne of Silla, becoming the first ruler of the Long Kim line.
Geopolitics & Diplomacy
- Michu of Silla ascends to the Korean throne of Silla, becoming the first ruler of the Long Kim line.source
Conflict & Security
- Roman–Persian Wars: Balista, Roman usurper, collects ships from Cilician ports and defeats a Persian raiding force near Pompeiopolis.source
- Emperor Gallienus crushes the Alemanni at Milan (approximate date).source
- Gallienus usurpers: The rebellion of Macrianus Major, Macrianus Minor, and Quietus against Gallienus comes to an end. They march from Asia to Europe but they are defeated in Thrace by Gallienus' general Aureolus, and both Macrianus Major and Macrianus Minor are killed. Quietus flees to Emesa, where he is killed by Odaenathus of Palmyra.source
Religion & Belief
- Gallienus repeals the edict of 258, which led to the persecution of the Christians.source
Births
- Lu Ji (or Shiheng), Chinese general and politician (d. 303)source
Deaths
- June 9 – Wang Ji (or Boyu), Chinese general (b. 190)source
- Lucius Mussius Aemilianus, Roman usurpersource
- Valens Thessalonicus, Roman usurpersource
- Macrianus Major, Roman general and usurpersource
- Yang Xi (or Wenran), Chinese politiciansource
- Macrianus Minor, Roman consul and usurpersource
- Quietus, Roman consul and usurpersource