February 24 – Queen Margaret of Norway and Denmark defeats Albert, King of Sweden in battle and becomes ruler of all three kingdoms. Albert is deposed from the Swedish throne and taken prisoner.
May 3 – Richard II takes control of England, away from the Lords Appellant.
Goryeo Revolution in Korea (1388–1392): King Chang of Goryeo is forced from power and replaced by King Gongyang. The ten-year-old Chang and his predecessor, U, are both assassinated later in the year.
Hadji II is restored as Mamluk Sultan of Egypt, after overthrowing Sultan Barquq.
Biri II succeeds Kade Alunu as King of the Kanem-Bornu Empire (now eastern Chad and Nigeria), and the Empire loses its land in present-day Chad to the Bilala.
^Kiraz, George A. (2011). "Sobo, Ignatius". In Sebastian P. Brock; Aaron M. Butts; George A. Kiraz; Lucas Van Rompay (eds.). Gorgias Encyclopedic Dictionary of the Syriac Heritage: Electronic Edition. Gorgias Press. pp. 381–382. Retrieved December 26, 2020.