Question

Were efforts by the U.S. government to assimilate Native Americans into American
culture a success? Defend your answer with details.

Answer 1

No, efforts by the U.S. government to assimilate Native Americans into American culture a success, but rather the U.S. government gave them their own land away from regular American citizens so that they can keep practicing their own culture away from the American one.

Answer 2

Just modify or add to it, or keep it, do what you think best