Who completed the construction of Qutub Minar?

 Qutubuddin Aibak started the planning and construction of the famous Qutub Minar located in Delhi. But he could not finish the construction. Iltutmis completed the construction of the Qutub Minar.
Also Know:
○ Iltutmis was a slave of Qutbuddin Aibak.
After the death of Qutbuddin, his adopted son Aram Shah ascended the throne.
○ Qutubuddin’s son-in-law Iltutmis occupied the throne of Delhi in 1211 AD by adding Aramsah to the throne.
○ Iltutmis is said to be the real founder of Delhi Sultanate.