Arctic Council grants China observer status. The eight-member Arctic Council will be key to regulating the anticipated resource rush as warming temperatures further open the Arctic to oil and gas drilling and fishing.
NATO's mandate in Libya is to protect civilians, and with rebels now promising to attack cities loyal to Qaddafi, the alliance could be called on to protect civilians there. It is one complication that has NATO pressing for a peaceful resolution to the crisis.
The US Air Force's secret X-37B space plane remains in Earth orbit, but its initial mission might be coming to an end.
Al Qaeda in the Arabian Peninsula was behind the failed Christmas Day bomb attempt last year. US authorities believe the terrorist group is focusing on small-scale attacks against the West.
As the war in Afghanistan begins its tenth year, the American public – and even the Obama administration – seems divided about America's purpose there.
Americans have lost sight of the connection between the government we desire and the taxes we are willing to pay. Responsible government doesn't have to mean zero deficits, but it does require planning for a better future.
Chinese Missile could revolutionize China's role in the Pacific balance of power, seriously weakening Washington's ability to intervene in any potential conflict over Taiwan or North Korea.
National security officials and experts say that if the defense budget were tightened policymakers would be forced to better prioritize spending.