Russian President Vladimir Putin has signed treaties to begin the formal (and illegal) annexation of occupied parts of Ukraine’s Donetsk, Luhansk, Kherson, and Zaporizhzhia regions—an area nearly the same size as Hungary. The move comes just days after staged “referendums” held at gunpoint in which the Kremlin claimed a significant …

Intelligence is all about decisions: How to allocate limited personnel and technological resources when national security is at stake, and how to convey complex information and resulting assessments to policymakers for awareness and action. The decisions are seemingly endless but are vital to producing the best analysis for key officials …

Europe and its allies are on high alert following four explosions last week along the Nord Stream 1 and 2 natural gas pipelines. While there is still no definitive answer on who bears responsibility—though seismologists have ruled out anything other than an explosion and European Union (EU) foreign-policy chief Josep …