1. After the Shah left Iran, who was in charge?
http://novaonline.nvcc.edu/eli/evans/his135/Events/Iran79.htm
2. What was the atmosphere on the streets after the Shah was exiled?
Watch this video for a better understanding of the mood on the streets of Tehran and in Iran during the period of the Shah's exile and Khomeini's return.
3. There were many different factions in Iran that did not agree with each other and threatened to derail the process of creating an Islamic Republic. What did Khomeini create to protect the ideals of the revolution?