Question: Whatis the name of this Ottoman sultan who ruled from August 1444-September 1446 that brought an end to the Eastern Roman Empire and was the son of Murad II
Sentence (from "Murad II"): Murad II's reign was marked by the long war he fought against the Christian feudal lords of the Balkans and the Turkish beyliks in Anatolia, a conflict that lasted 25 years.
Relevant evidence: No