The expulsion of Russian diplomats by more than twenty governments is a remarkable show of unity and a deepening of Moscow’s rift with the West.

The poisoning of former double agent Sergei V. Skripal in the UK indicates that Russia may have abandoned some unspoken rules of espionage. CIA veteran Jack Devine examines the history and current state of spy-craft.

The past year saw the ongoing historic displacement of millions from conflict and persecution, and a weak response from the world’s richest nations to address the problems.

Once a role model for democracy, Poland has rapidly witnessed a series of illiberal moves that threaten the rule of law and its future within the European Union, says Agata Fijalkowski.

An attack on Green Berets in southwest Niger has reignited a debate over U.S. policy in the region that stretches back decades.