What unite the islamic empire during the golden age of islam?

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

Which directions did the mongols travel as they swept across asia and europe

And the spark struck out by that steed, in his flight, kindled the land into flame with its heat. what do you think he meant