U.S. Special Envoy Andrew Natsios says there is a risk of new large-scale bloodletting in Darfur unless peace talks intensify and peacekeepers are deployed.

Jane Holl Lute, assistant secretary-general for UN peacekeeping operations, says the joint United Nations/African Union peacekeeping force for Darfur is an “unprecedented” operation and the full forc…

Mark Fitzpatrick, a nonproliferation policy expert on Iran, says the chance exists that in the aftermath of Iran’s disputed presidential election, a "new need for legitimacy could make it more willin…

David Albright, a well-known expert on Iranian and North Korean nuclear programs, says although Iran is making some progress toward developing a uranium-enrichment program, it has achieved “a lot les…

Concern about Arab world pro-democracy movements has caused Iran’s government to get tougher with opponents and is affecting political jockeying for parliamentary elections in 2012 and the presidenti…