Editing 1399 (section)

=== Date unknown ===
* Faraj succeeds his father, [[Barquq]], as [[Mamluk Sultanate (Cairo)|Mamluk Sultan of Egypt]].
* Sultan [[Bayezid I]] of the [[Ottoman Empire]] invades Mamluk-occupied [[Syria]]. A rift forms between Sultan Bayezid and [[Timur]] of the Timurid Empire, who also wanted to conquer Syria.
* [[Ladislaus of Naples|Ladislaus]] regains the throne of [[Kingdom of Naples|Naples]], after overthrowing King [[Louis II of Anjou|Louis II]].
* King [[Jogaila]] becomes sole ruler of [[Poland]], after the death of his co-ruling wife, Queen [[Jadwiga of Poland|Jadwiga]].
* [[Abu Said Uthman III]] succeeds Abdullah, as ruler of the [[Marinid dynasty]] in present-day [[Morocco]].
* The [[Principality of Achaea]] (now southern [[Greece]]) resists an invasion by the [[Ottoman Empire]].
* Traditional foundation date of the [[Kingdom of Mysore]] in India, which survives until [[1950]].
* [[Iuga of Moldavia|Iuga]] becomes prince of [[Moldavia]]