HELP ASAP!!! plzz. Did John F Kennedy's assassination signal an end to the 1950's or did it usher in the new era of the 1960's?

In the mid-1800s, how did american indians often react to the us government signing treaties with tribal chiefs to establish reservations? many american indians did not accept the treaties and resisted relocating. many american indians fought for land taken away by the dawes act. many american indians bought land in oklahoma from white settlers. many american indians accepted the treaties and relocated voluntarily.

How does the concept of competition relate to the arms race between the us and the soviet union during the cold war?

What happened in georgia as a result of the supreme court ruling in brown v. board of education?