What were some causes and effects of discrimination in the 1930's?

Why were slave forbidden to learn how to read or write in the revolutionary war? What were some items culturally borrowed by the US from other countries? What is the value of an 1856 US 5 dollar gold piece? How did the contributions madame cj walker booker t washington and ida B wells help shape the national identity? When was California added to the union? What was life like in the south from 1800-1860? What was the basis wealth in the northern states? What is the act of leaving the union of the US? What did people in the southern colony do for fun? What was one factor according to howard Johnson that helped the black community during the 1920s? What where slaves used for? What does the red seal mean on a 1928 E 5 dollar bill? What contributed to unions growing more powerful in the 1930s? What were three major events that drew the us into world war 1? What is the value of an 1836 us large cent? What kind of food do bora Indians eat? What is a 1939 penny with one cent on back worth? Why did Talmadge Hayer kill Malcolm X? What statement best describes political feeling in the United states before world war 1? What state was named after Lord de la Warr?

What were some causes and effects of discrimination in the 1930's?