Which group was freed from forced labor by Haitian revolution?

How do the primary source documents you to understand some of the economic challenges experienced by landowners and freed slaves during the reconstruction era?

What stalled germany's initial invasion into france in 1914

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