How were Western and Eastern Europe different economically during the Middle Ages?

Western Europe used manorialism.

Explanation:

During the Middle Ages in Western Europe, the economic system in most places was called manorialism. Since each manor was mostly self-sufficient(provided for its own needs), trade decreased during the Middle Ages.

the allies' desire to seek retribution for germany's actions

the viking voyages took place during the middle ages, which was about this time. 500 to 1350. the viking voyages took place during the middle ages, which was about this time.