Why was the creation of the Roman roads so important to the Roman Empire?

Name one body of water the merchants traveled on

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

How was the u.s. economy different from european economies following world war 1?