What was the number of indigenous people that was decimated within a century?

Why did the us government remove native americans from the southeast in the 1830s

The term “iron curtain” was based on an actual iron curtain that german theaters used to separate the stage from the audience in case of a fire. who or what did the “iron curtain” of the cold war separate? democratic nations from communist nations the soviet union from its allies the united states from europe europe from asia

So i need to know the answer to thisi