Today’s standoff between Russia and the West over Ukraine can be traced back to 2004, a little more than a decade after the end of the Cold War. At the time, Russian President Vladimir Putin was just embarking on his second term, and he began nurturing a cult of personality, …

NATO leaders gathered this week at a summit in Madrid to adopt a New Strategic Concept, a framework that sets out the alliance’s core priorities for the next decade. But the Madrid gathering was in other ways historic, ushering in further expansion of the alliance after Turkey lifted its veto …

The bloc’s formal designation of Beijing as a threat is just a first step. Now comes the hard part. For the first time since the Mongol invasion of Europe in the 13th century, Europe now views an Asian power as a direct security threat. Unlike Japan, which overran Europe’s East …