Why do you think the Black Death spread to more areas in Europe Then it did in Asia

they have different colored collars

"a government in which power is divided between state and national levels". federalism is a system of government in which entities such and state and province, share power with the national government.

it was the "4. potsdam" conference that demanded the unconditional surrender of japan, since it was clear that the japanese would continue to find until the very last man otherwise.