What did Congress do to Native Americans after the U. S. Government decided to treat Native Americans as "conquered nations"?

Takes their lands.

Explanation:

The congress takes the land of the Native Americans when the United States Government decided to treat Native Americans as "conquered nations". The United States Government makes certain policies which reduce the land of different tribes and many tribes were sent to other regions in order to use the resources present in their lands so we can conclude that Native Americans become homeless when they were considered as "conquered nations".

c-flooding of the area and the development of wetlands.

tell me if im wrong.

answer; i believe that the correct answer is rapid and subsequently slow down;