Explanation:

Bairam Khan also Bayram Khan (c. 18 January 1501 – c. 31 January 1561) was an important military commander, later commander-in-chief of the Mughal army, a powerful statesman and regent at the court of the Mughal Emperors, Humayun and Akbar. He was also guardian, chief mentor, adviser, teacher and the most trusted ally of Akbar.[6] Humayun honored him as Khan-i-Khanan, which means "King of Kings". Bairam was originally called Bairam "Beg", but later became honored as 'Kha' or Khan