shah jahan and mumtaz mahal were married for 19 years. they had thirteen children together. 7 of the children died at birth or at a very young age. mumtaz travelled with shah jahan and his army as he carried out military campaigns. mumtaz mahal supported shah jahan and they respected each other very much. mumtaz mahal died on june 17, 1631 in burhanpur in the deccan (now in madhya pradesh) during the birth of their fourteenth child, a daughter named gauhara begum.