Give the main reason for declining of Spain's power

Who signed treaties with american indian tribes to get them to move to reservations? the territorial government the us congress isaac stevens marcus whitman

What is the main inference that can be drawn from adam smith’s book the wealth of nations?

Alot of points! ! what was the greatest achievement of el libertador, simón bolívar? a. he became a military strongman in peru. b. he freed venezuelans from spanish rule. c. he bernardo o'higgins liberate chile. d. he united mexicans of all races against spain.