Political volatility among the world’s leading oil producers suggests deeper causes for recent price spikes.

Despite eroding public support for the Iraq war, troop morale remains high. Experts warn that could change as U.S. forces get further bogged down in Iraq.

Backgrounder: The latest U.S. surge coincides with a drawdown of British forces. The dwindling coalition may hinder U.S. efforts to secure Iraq.

Whatever emerges from the current review of U.S. Iraq policy, embedding more U.S. military advisers with Iraqi forces will be a vital component. But can this training effort help secure Iraq?

Foreign policy is dominating U.S. political discourse for the first time in years. This backgrounder looks at the leading schools of foreign-policy thought on both sides of the political aisle.