Watch Mohamed ElBaradei, director general of the International Atomic Energy Agency, speak about the current nuclear situation, threats to stability, and ways to further promote nonproliferation.

MARC GROSSMAN: Ladies and gentlemen, welcome to today's Council on Foreign Relations meeting. There are a couple of rules before I get started that I've already talked to the Minister about and the …

Council on Foreign RelationsNew York, NY RICHARD HAASS: Why don’t we get started? This is—I’d say this is the clean-up position, except it’s only batting third. We also have the somewhat unenviable …

Panelists discuss the recent rise to prominence of populist parties around the world, the policy priorities of populist leaders, and the consequences for international relations and cooperation.

Watch a discussion on what the United States should do in response to Iran developing a nuclear program, and Iran's likely responses to each policy option. Part three of a three-part symposium.