In the Spanish colonies in America the colonists created a kind of caste system based on ethnic hierarchy which of course put the Spaniards on top. The rest of ethnic groups ranked based on their resemblance of the Spaniards so for example the Indians would be ranked higher than Blacks as they more resembled the Spaniards.
Jazz is a style of art created by African American activists.
Answer:
https://es.m.wikipedia.org/wiki/Narcoparamilitarismo
North Vietnam launched an invasion of South Vietnam. ... The attack of two U.S. destroyers by the North Vietnamese.
The study of historical writing