Directory

122 CE

Change of era name from Jianguang (2nd year) to Yanguang of the Chinese Eastern Han dynasty. Emperor Hadrian orders that a 73-mile (117-kilometer) wall be built to mark the northern Roman Empire while personally visiting the area. Hadrian's Wall, as it comes to be known, is intended to keep the Caledonians, Picts and other tribes at bay. Vindolanda, a Roman auxiliary fort (castrum) in northern England, is garrisoned by cohort VIII Batavorum.

Geopolitics & Diplomacy

  • Emperor Hadrian orders that a 73-mile (117-kilometer) wall be built to mark the northern Roman Empire while personally visiting the area. Hadrian's Wall, as it comes to be known, is intended to keep the Caledonians, Picts and other tribes at bay.source

Conflict & Security

  • Hadrian gives up the territories conquered in Scotland.source

Technology & Infrastructure

  • September 13 – The building of Hadrian's Wall begins.source

Crime & Justice

  • Vindolanda, a Roman auxiliary fort (castrum) in northern England, is garrisoned by cohort VIII Batavorum.source

Climate & Environment

  • Change of era name from Jianguang (2nd year) to Yanguang of the Chinese Eastern Han dynasty.source