2563534 Medal depicting Mehmed II, c.1460-70 (bronze) by Italian School, (15th century); Ashmolean Museum, University of Oxford, UK; (add.info.: Mehmed II ("the Conqueror") also called Mahomet II or as Muhammed bin Murad, Mehmed the Conqueror, (30 March 1432 ??3 May 1481), was an Ottoman sultan who ruled first for a short time from August 1444 to September 1446, and later from February 1451 to May 1481. At the age of 21, he conquered Constantinople (modern-day Istanbul) and brought an end to the Byzantine Empire. ); 穢 Ashmolean Museum ; Italian, out of copyright.