Kammala wannan jumla: Rashin nasarar Sultan Beyezid I da Tamerlane a
Ankara a cikin 1402 ya buɗe lokacin rashin tsari a Daular Ottoman. Mircea ya yi amfani da shi don shirya sabon yaƙin neman zaɓe na Ottoman: a cikin 1403, ya mamaye sansanin Genoese na Kilia a bakin Danube. Ta haka ne a shekara ta 1404, ya sami damar nuna ikonsa a kan Dobruja. A cikin 1416, Mircea ya goyi bayan tawaye ga Sultan Mehmed I, wanda Sheikh Bedreddin ya jagoranta a yankin Deliorman, a Kudancin Dobruja.