The truth is that for reasons that have a lot to do with the U.S. government bureaucracy, we settled on the one issue that everyone could agree on, which was weapons of mass destruction, as the core reason.

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.

Iraq has no history of ethnic conflict.

I think it's a mistake to rely too much on any one economic factor. It's why investors try to spread their portfolio round.

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.

Firing employees, that's unfortunately part of doing business.