Conceived as the principal defenders of the 1979 revolution, the Islamic Revolutionary Guard Corps has evolved into an institution with vast political, economic, and military power.

Taiwan has the potential to be a flash point in U.S.-China relations. U.S. House Speaker Nancy Pelosi’s trip to Taipei in 2022 heightened tensions.

Turkey’s geography and membership in NATO have long given the country an influential voice in foreign policy, but the assertive policies of President Erdogan have complicated its role.

Yemen’s internal divisions and a Saudi-led military intervention have spawned an intractable political, military, and humanitarian crisis.

The alliance with Japan has been the cornerstone of U.S. security policy in East Asia for decades. Now, Japan’s role in global security is growing as challenges from China and North Korea mount.