Who is Hamas? What are the origins of this Islamic movement that rules Gaza? What are its motivations and aims? The stunning terrorist attack by Hamas that killed more than 1,000 Israeli civilians has focused the world's attention on this sliver of land in the Middle East. A new war is underway, and as of the publication of this episode, more than 1,000 Palestinians have been killed in Israel's military retaliation. Entire Gaza neighborhoods have been flattened. In this episode, George Washington University political scientist Nathan Brown, an expert on the Middle East, traces Hamas' origins from the first intifada of 1987 through the failed Oslo peace process to today's crisis.