INDIAN HISTORY

Detailed explanation-1: -The Persian king Shah Tahmasp gave him military help to conquer Kabul and Kandahar from from his brother Kamran. Later on Humayun defeated the weakened Afghan forces of Sikander Sur and occupied Agra and Delhi in 1555.

Detailed explanation-2: -Humayun was expelled from India after being defeated by an Afghan soldier Sher Shah of Sur in 1539 at Chausa and at Kannauj in 1540. He had to flee to Iran to seek shelter and support.

Detailed explanation-3: -Humayun sought help from the Safavid ruler. Later, he defeated his brothers Kamran and Askari. In 1555, Humayun defeated the Afghans and recovered the Mughal throne.

Detailed explanation-4: -Solution. Sher Shah defeated Humayun at Chausa (1539) and again at Kanauj (1540). Humayun, defeated and overthrown, had to flee to Iran. With the help of the Persian ruler Shah Tahmasp of the Safavid dynasty, Humayun succeeded in recapturing Delhi in 1555.

Detailed explanation-5: -After his defeat in the battle of Kannauj (A.D. 1540) his arch enemy Sher Khan did not allow him to sit in peace in Agra and chased him. Kamran put hindrance in his way of going to Kashmir or Badakhshan, hence Humayun had to run away as a fugitive towards Sindh in order to save his life.