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

A failure by the United States to continue military aid to Ukraine would spell disaster for Ukraine and its Western allies while emboldening Russia and other potential aggressors.

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

If Western allies fail to send Ukraine the weapons it needs, the odds increase of the war dragging on indefinitely, at a terrible cost to both Ukraine and Russia and a growing risk to the wider world…

Houthi attacks against commercial ships in the Red Sea have upended global shipping. The disruptions could soon ripple through the global economy.

After the 1994 genocide in Rwanda, the country has made tremendous strides toward peace and development. But critics say these have come at the cost of political freedoms.   

The United States and its allies have imposed broad economic penalties on Russia over its war in Ukraine. As the conflict continues, experts debate whether the sanctions are working.