Tel Aviv on Monday lashed out at Russia over “unforgivable” comments by its foreign minister about Nazism and antisemitism — including claims that Adolf Hitler was Jewish. Israel, which summoned the Russian ambassador in response, said the remarks blamed Jews for their own murder in the Holocaust. It was a steep decline in the ties between the two countries at a time when Israel has sought to stake out a cautious position between Russia and Ukraine and remain in Russia’s good stead for its security needs in the Middle East. Foreign Minister Lavrov’s remarks are both an unforgivable and outrage…