After reading about the economic struggles of some revoluntanry war veterans describe how the articles of confederation lead to a rebellion

Why was the battle of gaugamela an important turning point in alexanders conquest of persian empire

How did settlers decide where to live ?

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.