What is behind Iran’s latest seizures of expatriates visiting from the United States? An insecure regime fearful of close ties with the West.

The meeting of U.S. and Japanese leaders in Pearl Harbor will be a reminder of the remarkable journey that transformed the two countries from adversaries to allies.

At its Warsaw summit, NATO should try to find better solutions to the problem of burden-sharing and a more sustainable strategy for managing tensions with Russia, writes CFR’s Stephen Sestanovich.

The Revolutionary Guards are involved in maintaining domestic order, projecting Iranian influence in the Mideast, and presiding over major business interests. They are poised to take on a bigger role…

The terror group Boko Haram is diminished but far from vanquished in Nigeria, and it appears to be expanding its regional reach, writes CFR’s John Campbell.