 Complete the following phrase:  This is a list of campaigns personally led by Mehmed II or Sultan Mehmed the Conqueror 30 March 1432  3 May 1481 Ottoman Turkish: محمد ثانى, Meḥmed-i sānī; Turkish: II. Mehmet; also known as el-Fātiḥ, الفاتح, the Conqueror in Ottoman Turkish; in modern Turkish, Fatih Sultan Mehmet; also called Mahomet II in early modern Europe was Sultan of the Ottoman Empire twice, first for a short time from 1444 to September 1446, and later from February 1451 to 1481. At the age of 21, he 