Historical Events Apr 9 Battle of Näfels; Glarius Swiss defeat Habsburg (Austrian) army Aug 5 Battle of Otterburn, a border skirmish between the Scottish and the English in Northern England Famous People Born in 1388 Sep 14 Claudius Clavus, Danish cartographer, born in Salling, Island of Fünen Sep 29 Thomas of Lancaster, 1st Duke of Clarence, son of Henry IV of England (d. 1421) Share On Facebook Share On Twitter 1387 History by Year 1389