Murad II was the
sultan of the
Ottoman Empire from
1421 to
1451 (except a period in
1444 to
1446). He took back the territories in
Anatolia that were lost to
Timur Lenk in the
Battle of Ankara[?] in
1402, and the territories in
Europe that were lost to
Serbs and
Hungarians during the
Ottoman Triumvirate.