First Ottoman siege of Constantinople.
1392—First defensive campaign against Sigismund is fought in Bulgaria. Hearing that Timurtash had been defeated by Karamanlis, Bayezid transports army to Asia, and destroys Alaeddin’s army at Ak Tchaï. The Osmanlis are now the dominant race in Asia Minor.
1394—Osmanlis first appear in the Adriatic at the mouth of the Boyana.
1395—Bayezid summons Ottoman vassals to his court at Serres.
Ottoman siege of Constantinople becomes pressing.
1396—Crusade of Western chivalry, co-operating with Sigismund of Hungary, meets with disaster at Nicopolis in Bulgaria.
Ottoman invaders of Wallachia are defeated at Rovine, but in raids into Hungary Peterwardein is burned, and sixteen thousand Styrians carried off into captivity.
1397—First Ottoman invasion of Greece. In the Peloponnesus, Argos is taken by assault.
After defeat at Megalopolis, Theodore becomes Ottoman vassal.
1397-9—Movement of Moslem Anatolian population into the Balkan peninsula.