What was unique about the physical geography of the Oaxaca Valley? it contained a vast system of caves.
it sat on top of an active volcano.
It sat thousands of feet above sea level.
It contained mostly swamps and jungles.

Why did un coalition troops battle iraqi forces in 1991? iraq had invaded saudi arabia, along with its other border nations.iraq had invaded kuwait, which was a major source of the world's oil.the united nations wanted to remove saddam hussein from power.the united nations wanted to prevent the trade of illegal drugs.

Why was there a crisis in the savings and loan industry? how much money was lost and who paid for it?

What was true about the progressive movement?