Actually, I think the American people have had enough wars in that region of the world. I mean the one about the "weapons of mass destruction" in Iraq, was not only a crock of shit, but a colossal waste of taxpayers money, American lives lost and messed up, AND there might be a bigger mess over there than we know what to do with.
We seem to be pick and choose where we meddle in the world for one. And for two, most of these police state actions by the United States contribute to the national debt. Neither Iran or Syria is a direct threat to the United States. Even if they created a primitive bomb like their fellow Muslims Pakistan or non-Muslim India, they would not still be a threat to us. With one strike of an ICBM they would be obliterated. As for the Iranian leader he has spoken against Assad: