Which of these mountain ranges represents the appalachian mountains?

What triumphs did the late 19th century witness in the realms of industrial growth, urbanization, and technological innovation? what challenges did these developments pose for urban dwellers, workers, and recent immigrants? how did city officials and everyday citizens respond to these challenges?

How did southern states respond to the ratification of the fourteenth amendment?

How did the colonial army keep it self in the war during difficult year early years and what was the turning point of the war?