Question

why was Qutubuddin Aibak called lakhbaksh

Answer 1

Qutubuddin Aibak was the founder of the Slave Dynasty and Delhi Sultanate. He was also known as Lakh Baksh in short because he was a liberal donor. He took the iniitative to donate the poor and help them economically. As a highly powerful military leader, the Qutub Minar is his contribution.