Carl Bildt

Because Ukraine has made no claim to any Russian land, its recent incursion into Russia’s Kursk region is fundamentally different to the Kremlin's many invasions of Ukraine's territorial integrity. Nevertheless, it brings a key aspect of European security back into focus.

According to J.D. Vance, Donald Trump’s pick for vice president, Russia’s size advantage over Ukraine is reason enough for the United States to cut its support for the country and pursue “negotiations” with the Kremlin. But by that logic, many other countres in the region should share the same fate