Ukraine’s intensifying crisis has the Obama administration hinting at tougher sanctions against Russia, which could threaten Moscow’s ability to trade and invest, says CFR’s Robert Kahn.

The United States should take a leading role in shaping international norms for the use of armed drones, explains CFR’s Sarah Kreps.

The attack on the U.S. consulate in Benghazi and the killing of the U.S. ambassador may be "the first salvo" of a civil war in the country, says CFR’s Isobel Coleman.

The humanitarian crisis in Iraq is likely to deepen until leaders in Baghdad can form an inclusive government and defeat jihadist fighters on the battlefield, explains CFR’s Isobel Coleman.

Rising tensions between Saudi Arabia and the United States reflect the differences in the longtime allies’ interests on a range of Middle East priorities, says CFR’s Fred Kaplan.