:For the area code, see Area code 208. Events By Place Roman Empire Roman emperor Septimius Severus repairs the Antonine Wall (his repairs are sometimes called the Severan Wall). Severus, Caracalla and Geta launch military campaigns against the Caledonians and the Macates in Britain. Asia December 10 — Cao Cao writes Duǎn Gē Xíng. Artaban V begins his reign as king of the Parthians. Liu Bei escapes from Cao Cao at the Battle of Changban. Zhou Yu and Liu Bei defeat Ca… (More on 208)