A troubled economy and competing interests mean Britain’s general elections tomorrow could create a "hinge moment" in the U.S.-UK relationship, says Robin Niblett of Chatham House.

Key technical, political, and legal issues remain unresolved ahead of the UN climate talks in Cancun. CFR’s Michael Levi says the best outcome would be to firm up the Copenhagen Accord commitments on…

Talks between Iran and the P5+1 ended with plans to meet in Istanbul next month, but the differences between the two sides suggest a long road ahead dotted with meetings that don’t go very far, says …

Russia’s parliament ratified the New START treaty, but Russian domestic issues like terrorism, as well as U.S. and Russian presidential elections in 2012, make it unlikely that any further accords wi…

The attack on the UK embassy in Tehran was clearly endorsed by the regime and signals more troubles ahead on the effort to contain its nuclear program, says expert Robin Wright.