1.Howdid the barbarians who overran the western Roman Empire in the 5th century shape the social,economic, and political structures in Europe andwestern Asia?
2. What factors enabled the Christian Church toexpand and thrive during the early Middle Ages?
3. What made possible the spread of Islam, andwhat forms of government were established to ruleMuslim lands?
4. How did the Aztecs both build on theachievements of earlier Mesoamerican cultures anddevelop new traditions to create their large empire?
5. How did the Heian form of governmentcontribute to the cultural flowering of Japan in theperiod?