List of Heads of State 321

Overview
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Other events

Africa

• Aksumite Empire
  • King : Wazeba (approx. 320)

America

• Maya
  • Tikal
    • King : K'inich Muwaan Jol I. (approx. 317–359)

Asia

• Armenia
  • King : Trdat III. (293-330)

• China
  • Emperor : Jin Yuandi (317–322)
  • Sixteen realms :
    • Han-Zhao : Liu Yao (318–328)
    • Cheng Han : Li Xiong (304–334)
    • Former Liang : Zhang Mao (320-324)
    • Later Zhao : Shi Le (319–333)

• Iberia (Kartlien)
  • King : Mirian III. (284-361)

• India
  • Gupta Empire
    • King : Chandragupta I (320–335)
  • Vakataka
    • King : Pravarasena I (284–344)

• Japan
  • Emperor : Nintoku (313–399)

• Korea
  • Baekje
    • King : Biryu (304–344)
  • Gaya
    • King : Geojilmi (291–346)
  • Goguryeo
    • King : Micheon (300–331)
  • Silla
    • King : Heulhae (310–356)

• Sassanid Empire
  • Shah (great king) : Shapur II. (309–379)

Europe

• Bosporan Empire
  • King : Rhadamsadios (309 / 310–322 / 323)

• Roman Empire
  • West : Constantine the Great (306–337)
  • East : Licinius (308–324)
    • Consul : Crispus (321)
    • Consul : Constantine II (321)
    • Consul : Licinius (321)
    • Consul : Licinianus Licinius (321)