Ten years after North Korea’s first nuclear test, sanctions and negotiations have done little to quell the regime’s ambition of becoming a nuclear weapons state.

The UN climate meeting could show progress on outstanding issues from previous rounds, but negotiators are focused on modest steps forward rather than major breakthroughs, says CFR’s Michael Levi.

U.S. strategy in Afghanistan should be in line with the Obama administration’s political goals of defeating al-Qaeda rather than devoting resources to long-term nation building, says CFR’s Gian Genti…