Terrorism today is increasingly transnational, geographically dispersed, and ideologically diverse, says CFR’s Stewart Patrick.

A greater international response is required to help West African governments overcome major logistical challenges in responding to Ebola, says CFR Senior Fellow John Campbell.

The United States should take a leading role in shaping international norms for the use of armed drones, explains CFR’s Sarah Kreps.

Ukraine’s intensifying crisis has the Obama administration hinting at tougher sanctions against Russia, which could threaten Moscow’s ability to trade and invest, says CFR’s Robert Kahn.

The crisis in the Central African Republic has reignited, threatening regional long-term peace and stability unless a neutral transitional administration is formed, says CFR’s John Campbell.