Mona Yacoubian, a former intelligence analyst for the State Department, says the special UN tribunal to investigate the assassination in 2005 of former Lebanese Prime Minister Rafik Hariri is linked …

The United States should cripple the Syrian government’s ability to kill masses of its own people and openly intensify its support to opposition forces, says expert Frederic C. Hof.

William Chandler, senior policy analyst for energy and climate at the Carnegie Endowment for International Peace, says that emissions-trading programs have achieved mixed results and should be readju…

Thomas J. Miller, a veteran U.S. diplomat, says President Barack Obama should highlight the value of multilateral diplomacy and the tension between north and south Sudan in his UN General Assembly sp…

Arthur C. Helton, the Council on Foreign Relations’ humanitarian affairs expert, warns that the Bush administration’s go-it-alone policy has caused a “crisis of legitimacy” that …