the population: white or caucasians, arrived from the europe, are from germany, italy, ireland, england and poland.
Hispanic or latino, they are the largest minority group in the country the 15 percent.
African american also called black, the 13 percent of the population descend from the slavery.
Asian american, they are on the west coast and in the hawaii.
Native american, they are the descendents of american indian and native alaskans and they are around the one percent of the population