I believe there is i don't remember its name tho
Answer:
However, the Transcontinental Railroad had a negative impact on the Plains Indians. ... The workers often killed buffalo for meat, and the track itself disrupted the Plains Indians buffalo hunting. Because of this, Plains Indians attacked railroad works and this brought them into conflict with the US army.
One conclusion would be that the main goal of the Spanish in almost all cases was to find and bring back gold, another would be that the natives were demolished, and another would be that steel was their most valuable weapon.