The russian trade route extended from the baltic sea to the

Which best describes the impact of the crusades on european exploration?

How did inca develop their road system? a) they used mortar to hold the stones together.b) they built suspension bridges over rivers. c) they mixed copper and stone together to make the blocks.d) they laid roads in the cities, not in the less densely populated deserts.

After studying the timeline above, what observations can you make about u.s. environmental policy between 1970 and 1996?