President Obama’s decision to skip an upcoming summit in Spain set off a European reaction that highlighted areas of conflicting interests between the EU and the U.S., says CFR Europe expert Charles …

NATO members preparing for a new "strategic concept" to be issued at the November summit will have to both hash out serious differences about how NATO forces should be deployed and determine how best…

The IMF and European leaders have gotten serious about Greece’s debt, says CFR’s Charles Kupchan. But the crisis also raises concerns about the eurozone’s unity.

Iran’s fueling of the Bushehr reactor is a reminder of ongoing concerns about the country’s nuclear intentions. Negotiations with Iran on a broad set of issues, though unlikely, might be the best pat…

Parliamentary elections have bolstered the position of Iran’s Supreme Leader Khamenei, says expert Gary Sick. He lays out options for Washington to deal with Tehran over its nuclear program amid grow…