False claims are circulating on social media that Ursula von der Leyen’s grandparents were Nazis and supporters of Adolf Hitler, but there’s no evidence whatsoever to back this up. This tweet, seen over 30,000 times as of the time of this fact check, claims the European Commission President’s grandfather was an SS general called Karl Albrecht Oberg. The tweet says he first served in Poland and promoted the extermination of Jews and Slavs, as well as the purge of Poles, before moving to Paris where he led the fight against the French resistance and took charge of the so-called “Jewish Question”…