Answer:
It was because of segregration!
Explanation:
By 1955, African Americans across the country, including in the segregated South, had begun the struggle for justice. Emmett Till's murder was a spark in the upsurge of activism and resistance that became known as the Civil Rights movement
Native Americans experience historical trauma through the effects of colonization such as wars and battles with the U.S. military, assimilation, forced removal, and genocide.