An extraordinary series of events has caused Japan’s nuclear crisis but it appears backup safety systems were flawed, says nuclear expert Charles Ferguson. He expects the disaster to slow some nucle…

Continuing demonstrations in Ukraine after the failure of a "no confidence" vote in Parliament suggest fierce opposition to closer ties with Moscow, says CFR’s Stephen Sestanovich.

A new regime in Damascus could threaten Iran’s support of Hezbollah and deprive Tehran of its one ally in the region, so it’s counseling the Assad government to hang tough, says Iran expert Karim Sad…

Analyst Edwin Truman says the IMF is gaining power but its influence will depend on its assertiveness with countries like the United States and China, as well as the pace of its own reforms.

Pope Francis will use his upcoming high-level visits to the U.S. and UN to press the concerns of the poor and marginalized, says expert Kenneth Himes.