Many agreements between native americans and the federal government fell apart because
a. native americans and settlers had differing concepts of land ownership.
b. native americans wanted to work as tenant farmers or sharecroppers.
c. many settlers objected to the reservation system.
d. most of the treaties were never signed.

In the 1950s, the u.s. government encouraged american jazz musicians to perform in the soviet union, which was an enemy of the u.s. at the time. of what foreign policy goal is this a good example? strengthening world economic growth improving education for the global population advancing the growth of democracy and good government increasing understanding of american values and creating a receptive international environment