The battle over the Trump administration’s executive order on immigration raises weighty constitutional questions involving presidential power and the judiciary’s role in national security, explains …

The United Kingdom’s vote to leave the EU demonstrates that rising populism in Europe and the United States are both driven by voters who feel alienated from the benefits of globalization, says CFR’s…

Governments’ refusals to entertain the possibility of dialogue with groups such as al-Qaeda and the self-proclaimed Islamic State causes needless deaths, says expert Jonathan Powell.

The pope’s encyclical on the environment carries a profoundly religious message about care for the earth, wedded to a new call for activism, say religious scholars Mary Evelyn Tucker and John Grim.