Which mountain range divided the first 13 states from the newer states? Map of 1824

Although a number of things brought about world war one there was one even that push to europe over the edge. what was that event?

What did the incas accomplish? a. written language b. formalized religion c. conquest of the western south america d. formalized government

Conflict often developed between and the pope over how much influence the pope had over choosing local church officials. fill in the answer! like i mean tell me the answer! i am desperate! its the last question of the test so ! asap