The process of rebuilding the society and the governments of the southern states after the civil war

The Reconstruction

Explanation:

The Reconstruction Era was the period in the United States immediately after the Civil War, lasting from 1865 to 1877. This period was marked by attempts to reintegrate the Confederate states into the Union.

the answer is richard nixion

as general terms,  indian territory,  the indian territories, or  indian country  describe an evolving land area set aside by the  united states government  for the relocation of  native americans  who held  aboriginal title  to their land. in general, the tribes ceded land they occupied in exchange for  land grants  in 1803. the concept of an indian territory was an outcome of the 18th- and 19th-century policy of  indian removal. after the  civil war(1861–1865), the policy of the government was one of  assimilation.