Battle of Chausa was fought near Buxar. Humayun was badly defeated and Sher Khan adopted the title of Sher Shah. Humayun barely escaped with his life from the battle field.
The kingdom was divided into different administrative units during the rule of the Vijayanagar empire in southern India which ruled from 1336 CE to 1672 CE. These administrative units were called Mandalams, Nadus, Sthalas, and Gramas.
Humayun ruled from 1530 to 1556 A.D. He succeeded his father Babur at the young age of 23. He had to cope up with number of problems left behind by Babur.