Twenty-five years after the birth of the anti-Communist Solidarity trade union, which is credited with contributing to the collapse of the Soviet government, Poland is poised to become one of Europe’…

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.

Major democracies have an obligation to assist local civil society in countries where popular demands for reform have not been met, says expert Mark P. Lagon.

NATO powers should prepare less for overt Russian aggression in eastern Europe, and more for indirect, subversive activities like cyber-attacks, says expert Mark Galeotti.

North Korea’s agreement to freeze nuclear activities and allow in inspectors, while stirring hopes, echoes past deals that have failed to initiate a sustained denuclearization program, says expert Ma…