194 CE
Galen writes his manual on pathology, The Art of Curing (approximate date). Irenaeus declares Gnostic doctrines to be heretical (approximate date). Battle of Yan Province: Warlords Cao Cao and Lü Bu fight for control over Yan Province; the battle lasts for over 100 days.
Geopolitics & Diplomacy
- Decimus Clodius Septimius Albinus Caesar becomes a Roman Consul.source
Conflict & Security
- Battle of Issus: Septimius Severus marches with his army (12 legions) to Cilicia, and defeats Pescennius Niger, Roman governor of Syria. Pescennius retreats to Antioch, and is executed by Severus' troops.source
- Septimius Severus besieges Byzantium (194–196); the city walls suffer extensive damage.source
- Battle of Yan Province: Warlords Cao Cao and Lü Bu fight for control over Yan Province; the battle lasts for over 100 days.source
Religion & Belief
- Irenaeus declares Gnostic doctrines to be heretical (approximate date).source
Science & Discovery
- Galen writes his manual on pathology, The Art of Curing (approximate date).source
Culture & Society
- First year of the Xingping era, during the Han Dynasty in China.source