How did the first africans arrive to the americans

Why was the tea tax seen as a reprehensible to the people of boston ?

How do private property rights serve as an incentive in a free enterprise economy ?

How did the united states respond when north vietnam attacked a us warship and sent troops to south vietnam in the early 1960s? a. the united states declined to assist south vietnam against the north. b. us leaders authorized south vietnam to invade north vietnam. c. the president did not sign the gulf of tonkin resolution. d. congress authorized the president to escalate the conflict.