 Nyorera kupfuurira kweiyi ndima - Pakutanga kwa1393 Turnovo Bulgarias Ivan Shishman, achitarisira kurasa vassalage yake inorema, aive mukutaurirana muchivande naSigismund, pamwe neWallachian Voievod Mircea the Old 13861418 uye, pamwe, Vidins Ivan Sratsimir. Bayezid akanzwa nezvenhaurirano dzacho ndokutanga hondo inoparadza Shishman. Turnovo yakatorwa pashure pokukombwa kwenguva refu, uye Shishman akatizira kuNikopol. Apo taundi iroro rakawira kuna Bayezid, Shishman akabatwa ndokugurwa musoro. Nyika dzake dzose dzakabatanidzwa nasultan, uye Sratsimir, ane midziyo yeVidin akanga apukunyuka kutsamwa kwaBayezid, akamanikidzwa kusimbisazve vassalage yake. 