The U.S. and Gulf Arab leaders gathering in Camp David are pursuing divergent courses in the Middle East, with differences over Iran nuclear talks likely to drive them further apart, writes CFR’s Ray…

The G8 summit affirmed the group’s importance as a U.S. partner as it seeks a common front on the "Arab Spring" uprisings, and in forging collective action on human rights and security matters, says …

At its Warsaw summit, NATO should try to find better solutions to the problem of burden-sharing and a more sustainable strategy for managing tensions with Russia, writes CFR’s Stephen Sestanovich.

The country Nelson Mandela leaves behind remains racially divided with deep economic problems. But South Africa has also emerged as a robust democracy, writes CFR’s John Campbell.

CFR Senior Fellow Michael Levi writes that the financial crisis will affect U.S. near-term efforts to deal with energy security and climate change.