The mass casualty theater attack in Moscow was a reminder that affiliates of the Islamic State have reorganized and infiltrated even powerful states.

Amid the many uncertainties surrounding Israel’s endgame in Gaza, views among the public and leading officials indicate that Israel is preparing for a protracted war despite growing calls to accept a…

A year into the civil war in Sudan, more than eight million people have been displaced, exacerbating an already devastating humanitarian crisis.

The United States is being flooded with fentanyl-laced fake pills, exacerbating an opioid crisis already spiraling amid the pandemic.

Some governments and businesses are starting to use digital and paper passes that certify a person has been immunized against COVID-19, spurring debate over the ethics of vaccine passports.

Fearing an invasion of Ukraine, the U.S. government is vigorously trying to head off alleged Russian plots and misinformation campaigns. The efforts have opened a new front for competition between th…

President Vladimir Putin appears to be in firm control of Russia today, but in order to maintain it in the years ahead, he will have to manage at least three primary challenges.