China January – Warlord Cao Cao writes Ràng Xiàn Zì Míng Běn Zhì Lìng (讓縣自明本志令) March – September: Battle of Tong Pass: Cao Cao defeats Ma Chao.
China January – Warlord Cao Cao writes Ràng Xiàn Zì Míng Běn Zhì Lìng (讓縣自明本志令) March – September Battle of Tong Pass Cao Cao defeats Ma Chao