194

By place Roman Empire • Decimus Clodius Septimius Albinus Caesar becomes a Roman Consul. • 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. • Septimius Severus besieges Byzantium (194–196); the city walls suffer extensive damage. Asia • Battle of Yan Province: Warlords Cao Cao and Lü Bu fight for control over Yan Province; the battle lasts for over 100 days. • First year of the Xingping era, during the Han Dynasty in China. By topic Art and Science • Galen writes his manual on pathology, The Art of Curing (approximate date). Religion • Irenaeus declares Gnostic doctrines to be heretical (approximate date). == Births ==

• Sun Huan (or Jiming), Chinese general (d. 234) • Zhu Ju, Chinese official and general (d. 250) == Deaths ==

• Liu Yan, Chinese warlord and governor • Ma Midi, Chinese official and politician • Pescennius Niger, Roman usurper (b. 140) • Tao Qian, Chinese warlord and governor (b. 132) == References ==