Their liberty can only come from themselves. We cannot and should not force it upon them.
Iran is the engine that is driving terrorism in the ME. Iran is fomenting problems in Iraq (Al Sadr), funding Hizbollah, Hamas, and has made Assad their b*tch.
I don't think a full scale infantry will be effective, but I do think we need to act quickly and boldy. The chessboard as it is now is unacceptable and bold action must be taken to change it.
We need to do enough to tip the balance of power to enable an Iranian revolution.
Unlike Iraq?