166 CE
A plague (possibly small pox) comes from the East and spreads throughout the Roman Empire, lasting for roughly twenty years. The Lombards invade Pannonia (modern Hungary). They are quickly dispatched by the Roman Army. A Roman envoy arrives by sea in Rinan commandery, in southern China (central Vietnam). He travels to the Chinese capital Luoyang, and is greeted by Emperor Huan of the Han dynasty.
Conflict & Security
- Dacia is invaded by barbarians.source
- King Chogo of Baekje succeeds to the throne of Baekje, in the Korean peninsula.source
- End of the war with Parthia: The Parthians leave Armenia and eastern Mesopotamia, which both become Roman protectorates.source
- The Lombards invade Pannonia (modern Hungary). They are quickly dispatched by the Roman Army.source
Exploration & Expansion
- Emperor Marcus Aurelius appoints his sons Commodus and Marcus Annius Verus as co-rulers (Caesar), while he and Lucius Verus travel to Germany.source
- A Roman envoy arrives by sea in Rinan commandery, in southern China (central Vietnam). He travels to the Chinese capital Luoyang, and is greeted by Emperor Huan of the Han dynasty.source
Religion & Belief
Health & Medicine
- A plague (possibly small pox) comes from the East and spreads throughout the Roman Empire, lasting for roughly twenty years.source
Crime & Justice
- Scholars who have denounced eunuchs are arrested, killed or banished from the capital and official life in Han dynasty China. This is the first of the Disasters of the Partisan Prohibitions, which end in 184.source
Climate & Environment
- Conflict erupts on the Danube frontier between Rome and the Germanic tribe of the Marcomanni.source
Births
- Taishi Ci (or Ziyi), Chinese general (d. 206)source