Centuries: 2nd century - 3rd century - 4th century
Decades: 170s 180s 190s 200s 210s - 220s - 230s 240s 250s 260s 270s
Years: 216 217 218 219 220 - 221 - 222 223 224 225 226
Events
- June 26 - Roman Emperor Elagabalus adopts Alexander Severus as his heir.
- Liu Bei, Chinese warlord and descendant of the royal family of the Han Dynasty, proclaims himself emperor. The Shu Han Kingdom was established.
Deaths
- Gongsun Kang, Chinese warlord in Liaodong and northwestern Korea