The U.S. abdications of the Covenant of the League of Nations and the Paris climate accords may be remembered as bookends to the American century.

Elizabeth Warren and Bernie Sanders are both progressives, but their foreign policy visions diverge in important ways.

A Global Pact for the Environment would lend coherence to international environmental law, give greater legal and political heft to existing environmental covenants, and safeguard the imperiled biosp…

Many of the supposedly unprecedented features of contemporary politics have familiar echoes in earlier American history, and so the best mirror in which to see our present moment clearly could be our…

The Democratic field could touch on a number of foreign policy issues, from climate change to Iran, during its first prime-time sparring session.