Note 459 — Chapter IV · BAYEZID THE OSMANLIS INHERIT THE BYZANTINE EMPIRE
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The earliest possible date could be 1393. Perhaps the Osmanlis first appeared near Sivas at this time. But Bayezid would hardly have undertaken so long and perilous an expedition before his position was secure in Karamania. Sherefeddin gives the more likely date 1395, while Ibn-Hedjir places the death of Burhaneddin in 1396.