Overview North Korea poses difficult challenges for U.S. foreign policy. It possesses nuclear weapons and missiles to deliver them, and despite some progress, it is by no means clear that the ongo…

Overview Pakistan constitutes one of the most important and difficult challenges facing U.S. foreign policy. What is at stake is considerable by any measure. Pakistan is the world's second-most-po…

Overview Syria has more often than not represented a problem for U.S. foreign policy. Its unwillingness to make peace with Israel, close ties to Iran, political and military interference in Leb…

Overview Nigeria is Africa’s most populous country, the home of sub-Saharan Africa’s largest Muslim population, and one of the world’s leading oil producers. While Nigeria has the potential to …

Overview Hugo Chávez poses a challenge to U.S. interests in the Americas. Just how much of a challenge, though, is a matter of disagreement among experts. With Venezuelan oil revenues soaring a…