What is the meaning of the phase separation of church and state? what part of the constitution garantees this separation?

Look at this photograph taken during the battle of guadalcanal

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

In the period from 1860 to 1890, which experience was shared by most native americans living in western states?