Since they’re college students, you’d expect them to know that the “indigenous people” and their cultures we’re doomed as soon as an advanced civilization waded ashore in the Americas. And it would have happened if Columbus had never lived. In 1500, Pedro Cabral, sailing for India, got blown off course and discovered Brazil. Everything that happened to the Infians would have happened to them anyway. A few of the players may have been different, but it would have turned out the same regardless.
Can we celebrate “Aztec Day” with some heart-rending ceremonies?
https://en.wikipedia.org/wiki/Human_sacrifice_in_Aztec_culture