166

This article is about the year 166. For other uses, see 166 (number).

Centuries:	1st century - 2nd century - 3rd century
Decades:	130s 140s 150s - 160s - 170s 180s 190s
Years:	163 164 165 - 166 - 167 168 169

166 by topic v • d • e
Politics
State leaders - Sovereign states
Birth and death categories
Births - Deaths
Establishment and disestablishment categories
Establishments - Disestablishments

Events

Dacia is invaded by barbarians.
Conflict erupts on the Danube frontier between Rome and the Germanic tribe of the Marcomanni.
Marcus Aurelius appoints his sons as Caesars, while he and Verus travel to Germany.
A Roman envoy sent out by emperor Marcus Aurelius arrives by sea in southern China. He travels to the Chinese capital Luoyang and is greeted by Emperor Huan of the Han Dynasty.
End of the war with Parthia: The Parthians leave Armenia and eastern Mesopotamia, which both become Roman protectorates.
- A plague (possibly small pox), comes from the East and spreads throughout the Empire, lasting for roughly twenty years.
- The Lombards invade Pannonia. They are quickly dispatched by the Roman Army.

King Chogo of Baekje succeeds to the throne of Baekje in the Korean peninsula.
Scholars who have denounced eunuchs are arrested, killed or banished from the capital and official life in Han Dynasty China. This was the first of the Disasters of Partisan Prohibitions, which ended in 184.

Taishi Ci, first a general under Kong Rong, then Liu Yao, and later under Sun Ce and Sun Quan