What territorial changes resulted from the Peace of Westphalia, ending the 30 Years' War? A. The holy Roman empire was united under a single ruler.
B. spain separated from the Hapsburg empire
C. The netherlands and the swiss confederation became independent state.
D. the germans states became protestant.

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