NATO Chief: Ukraine Invasion Is “Biggest Security Crisis Since World War II”

NATO has declared Russia the "most significant and direct threat” to its members’ peace and security amid Moscow's unprovoked invasion of Ukraine. The Western military alliance made the declaration in a statement as its leaders met in Madrid on June 29 to confront what NATO chief Jens Stoltenberg called the biggest security crisis since World War II. NATO's declaration underscores how dramatically Russia’s invasion of Ukraine has unsettled Europe’s post-Cold War security order. The alliance also promised to “step up…