Xochimilco was the most important city of the Xochimilca people, one of the Nahua tribes that migrated to the Mesoamerica region. At the same time it was the name of the altepetl of this group and historically referred to both interchangebly. The city was founded around 900 AD. It grew to become an important city in the Valley of Mexico, until in 1430, the Mexica of Tenochtitlan succeeded in conquering the city.

Morelos, officially the Free and Sovereign State of Morelos, is a landlocked state located in south-central Mexico. It is one of the 32 states which comprise the Federal Entities of Mexico. It is divided into 36 municipalities and its capital city is Cuernavaca.