The Democratic and Republican presidential contenders have begun defining their approach to major foreign policy issues as they jockey for position in their parties’ primaries.

UN officials warn that deteriorating conditions threaten disaster for Yemenis on a scale few have ever witnessed. Ending the civil war is essential, and the United States could prod the peace process…

American politics turned hyper toxic several years ago, and ever since commentators have raised the specter of a second civil war. No other historical parallel, it seems, captures so viscerally today…