The Big Bang Theory
Though it wasn't really a singular giant explosion like the name says
The first meeting of Montezuma and Cortes was quite cordial. The Aztec ruler regarded Cortes with keen interest. He even received the gifts from the Mexican well. Cortes boldly put a necklace on the neck of the prince and even wanted to hug him if he did not thought it was going to be too much.
Losing Indian lands resulted in a loss of cultural identity, as tribes relied on their homelands as the place of ancestral burial locations and sacred sites where religious ceremonies were performed. Without their lands, nations lost their identities, and their purpose.