Centuries: 13th century - 14th century - 15th century
- End of the reign of Emperor Suko of Japan, third of the Northern Ashikaga Pretenders
- Start of the reign of Emperor Go-Kogon of Japan, fourth of the Northern Ashikaga Pretenders
- May 1 Zürich joins the Swiss Confederation.
- King Ramathibodi I ascends the throne in Ayutthaya (now Thailand). He beings to propagate Theravada Buddhism as the state religion.