The United Kingdom faces numerous uncertainties as Brexit nears its nominal finish line.

The U.S. secretary of state appears to have one foot out the door—and that’s exactly what U.S. diplomats have been waiting for.

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.