GENERAL KNOWLEDGE

Detailed explanation-1: -Humayun ascended the throne in 1530 and in 1533 he founded a new city, Din Panah, on the banks of the Yamuna River.

Detailed explanation-2: -Sher Shah established another capital city of Delhi. The City, known as Shergarh, was built on the ruins of Dinpanah that Humayun had set up. The remains of Shergarh is what you see today at Purana Qila.

Detailed explanation-3: -The medieval architectural style is a fusion of Timurid and Indo-Islamic architecture – a form that had been developing since the time of the Delhi sultanate. Evident from the stone Chattris of Hindu origins (umbrella style domes) that adorn the interior.

Detailed explanation-4: -He founded a new city, Din Panah, on the banks of the Yamuna River. But in 1540 Sher Shah defeated Humayun and completely destroyed Din Panah to the ground and built his new capital. The Sher Shahi, now known as Purana Qila fort, in southeastern Delhi.