With air strikes now underway in two countries, Washington must pursue a sustained campaign against ISIS militants, with initial emphasis on routing them in Iraq, says expert Ryan Crocker.

Some of Obama’s budget proposals are sound policy, but congressional gridlock and faster economic reforms in China and Europe could jeopardize U.S. competitiveness, says Economist.com editor Ryan Ave…

The dismissal of FBI Director James Comey raises concerns about the government’s ability to investigate Russian meddling in U.S. elections, and the broader national security role of the agency, says …

President Obama’s decision to intervene in Libya is hobbled by poor timing and muddled objectives, but charges that the war is illegal are unfounded, says CFR’s James Lindsay.

Surging fears of terrorism, chaos in the Middle East, tensions in Asia, and the slowing Chinese economy suggest a challenging year lies ahead for global leaders, says CFR’s James M. Lindsay.