During this campaign in the spring of '62 1 drove the Union back to the sea. Who am I and what was the name of the campaign?

In the late 1800s, the purpose of the reservation system was to a. relocate american indians and to provide land for white settlers. b. give american indians more freedom to move from place to place. c. create a housing system to american indians assimilate. d. offer american indians good farmland in exchange for relocation.