The battle over the Trump administration’s executive order on immigration raises weighty constitutional questions involving presidential power and the judiciary’s role in national security, explains …

Recent "insider attacks" on U.S. forces raise concerns about the Afghan security transition in 2014 and long-term U.S. support for local troops, says CFR’s Stephen Biddle.

The U.S. government shutdown raises troubling questions about American predictability and feeds doubts about the ability of Congress to be a partner with the White House on foreign policy, says Richa…

Anthony H. Cordesman, an expert on Middle East strategic issues, says Hamas’ seizure of Gaza raises broader Middle East questions about al-Qaeda and Hezbollah in Lebanon.

The Organization of Islamic Cooperation’s meeting in Mecca will likely focus on Syria, but raises questions on the efficacy of its role in tackling major issues affecting Muslims, says CFR’s Ed Husai…