Regarding Cortez and the Aztecs, it is of interest to note that Cortez’s indigenous allies (enemies of the Aztecs) actually ended up in a fairly good position afterwards.
For the most part, the Spanish kept their promise to the Tlaxcalans. Unlike Tenochtitlan and other cities, Tlaxcala was not destroyed after the Conquest. They also allowed many Tlaxcalans to retain their indigenous names. The Tlaxcalans were mostly able to keep their traditional form of government.
Regarding Cortez and the Aztecs, it is of interest to note that Cortez’s indigenous allies (enemies of the Aztecs) actually ended up in a fairly good position afterwards.
From https://en.wikipedia.org/wiki/Tlaxcala