Everyone thought that about the Aztecs. There was a reason so many of their subjected people joined Cortez.
If Cortez had confined himself to beating the Aztecs and kept his word to his allies the history of Mexico would have been very different.
Did you know that a direct descendant of Monteczuma is a member of the Spanish nobility?
Designated by Juan Carlos I of Spain
Duke of Moctezuma de Tultengo - Juan José Marcilla de Teruel-Moctezuma y Valcárcel
Inherted the title in 2014 when his father died.
https://en.wikipedia.org/wiki/Duke_of_Moctezuma_de_Tultengo
https://en.wikipedia.org/wiki/Moctezuma_II
I find it amazing !