In the riverside town of Vidin in Bulgaria, I was briefly king of the castle. I had the medieval citadel to myself. Looming over the Danube, the fortress was known for centuries as the guardhouse to ...

After nearly three decades stuck in drydock, Russia has rolled out its latest “superweapon,” a relic from the Cold War, ...

Admiral Kuznetsov was supposed to be Russia’s blue-water calling card; instead, she became a case study in what happens when ...