What were the scientific advancements that led to travel

Which are in millennium development goals check all that apply

Which of these statements describes a long-term impact of european imperialism in africa? a. african countries joined together to present a united front against imperialism. b. europeans paid african countries after colonizing them, offering these new countries a fresh start. c. european powers drew the current borders, splitting ethnic groups among modern countries. d. africans became more loyal to their countries than to their ethnic groups.

Who led the continental army in the final decisive battle of the revolutionary war at yorktown