Question: why iltutmish completed qutub minar?
Answer: The Qutub Minar is a towering 73 meter high tower built by Qutub-ud-Din Aibak in 1193. The tower was built to celebrate Muslim dominance in Delhi after the defeat of Delhi's last Hindu ruler. ... The construction of the tower was later taken over by his successor Iltutmish who constructed three more stories.