The answer is going to be:
The Alien and Sedition Act
It allows the president to arrest and deport any immigrant who compromises the free speech of the American People.
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In Blackfeet Indian history, the tribes first came into contact with Europeans in mid -1806 when Lewis and Clark made their expedition. This opened interaction with white settlers and caused cholera and smallpox to spread among the tribe.
Hope this helps!
The answer would be letter C.
Explanation:
Americans living in big cities often blamed immigrants for moving into good housing, earning too much money, taking available jobs, and
taking available land.