Attacks on Shia Muslims in Afghanistan claimed by a Pakistani militant group are a disturbing omen -- for sectarian ties and the prospects for a peace deal with insurgents, says counterterrorism expe…

Ties to Pakistan in the Times Square bomb case suggest a direct al-Qaeda influence on the goals of some of Pakistan’s Taliban militants, says counterterrorism expert Brian Fishman.

Brian Latell, who for many years was the CIA’s top Cuban and Latin American analyst, says if Fidel Castro is unable to recover from his ailments his successors are likely to be more willing to experi…

The Arctic should be a major consideration in discussions of U.S. national security, says Thad Allen, co-chair of CFR’s Independent Task Force on the Arctic.