Why did marcus garvey promote black nationalism and a black to africa movement

Because It encouraged those of African descent to return to the African homelands of their ancestors. i hope this helped <3

pls be more elaborate

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.