Numerous competing theories are likely to surface about the demise of the Russian paramilitary commander—all of which help explain Vladimir Putin’s Russia.

Ukraine remains intent on wresting Crimea back from Russia, but doing so would be difficult, and the peninsula could become a bargaining chip in future diplomatic talks.

The mass protests that have rocked Peru since December threaten to upend regional supply chains, intensify migration flows, and strain Lima’s bilateral relations.

News of Iran’s upcoming release of U.S. nationals and the unfreezing of Iranian assets has stirred speculation of a new nuclear deal. But there are many obstacles to such a breakthrough.