What two rivers generally formed the boundary between the Roman Empire and
German Tribes?

Why did macarthur want to invade china? why did truman oppose this?

Why did the belgian parliament pass laws to decentralize its government? a. to increase trade with neighboring luxembourg b. to decrease the political power enjoyed by the flemish c. to enable belgium to join the european union d. to reduce tensions between belgium's two main ethnic groups

He resistance of a liquid to flowing is called