Islamic State, Islamic Empire? [Hub Debate]

The United States has said that the fall of Mosul, Iraq to ISIS poses a threat to the entire region. As ISIS continues to occupy areas of Syria and Iraq, allegedly conducting mass killings among the populations there, is there a role for American intervention? Why or why not? There is no easy answer to this problem. For starters, there isn’t anything that can be “done” short of an all out war, if we were to do anything. But they are truly threatening, and there will be dire consquences, for…