I mean, we're going to probably debate the Iraq war for at least as long as I'm alive.

The only way you can be comfortable about Donald Trump's foreign policy, is to think he doesn't really mean anything he says.

Iraq has no history of ethnic conflict.

There's a lot of money to pay for this ... the oil revenues of that country could bring between $50 and $100 billion over the course of the next two or three years...We're dealing with a country that can really finance its own reconstruction, and relatively soon.

I think Obama sees everything through one lens. Doing nothing in the face of the slaughter in Syria is not only shameful, it is unrealistic. This approach leaves Syria as a broken country and a breeding ground for extremists for decades.

We did not go to war in Afghanistan or in Iraq to, quote, 'impose democracy.' We went to war in both places because we saw those regimes as a threat to the United States.

I mean, we're going to probably debate the Iraq war for at least as long as I'm alive.