The Republican gains in Congress mean complications for President Obama’s arms control policy, a stalled climate change agenda, possible movement on trade, and likely more support on Afghanistan, say…

At a crucial moment for Ukraine and its economic viability, the EU and United States should join efforts with Russia to try to stabilize the country, says veteran journalist Serge Schmemann.

The 1944 Bretton Woods conference ensured a leading role for Washington in the global financial system but also contributed to present-day problems that will be difficult to fix, says CFR’s Benn Stei…

Nuclear diplomacy between Iran and a group of major powers may miss a significant deadline in July, but both sides appear intent to continue, says expert George Perkovich.

This week’s nuclear talks ended without resolving the issue of uranium enrichment, leaving Iran to potentially face tougher sanctions, says CFR’s Ray Takeyh.