The use of african slaves ad agricultural laborers in brazil was tied to what cultivation

Government powers not provided to the national government in the us constitution but are rather given to the states by the 10th amendment is called?

10. what kind of person makes a good entrepreneur? list at least two personality traits of a successful entrepreneur.

Which source would best a historian understand the effect of the great chicago fire on families? a. a biography of a chicago family displaced by the fire b. a letter from a grandmother in new york to her family in chicago c. a newspaper editorial about families who were displaced d. an oral history dictated by an adolescent who fled the fire