In a spat between Alexandria Ocasio-Cortez and Marjorie Taylor Greene, which side would American leftists take? Until recently, this might have sounded like a ludicrous question. By any measure, AOC is one of America’s most left-wing politicians. Greene is a self-described Christian nationalist who once belonged to the right-wing Freedom Caucus. But two weeks ago, AOC described Greene as “a proven bigot and anti-Semite” who shouldn’t be trusted, and many American leftists flocked to Greene’s corner, condemning AOC for her comments. They included the activist Cenk Uygur, the journalists Glenn Greenwald and Ryan Grim, the Palestinian writers Susan Abulhawa and Mohammed el-Kurd, and the Democratic strategist Peter Daou, to name a few. The newfound love for Greene on the left is explained primarily by one factor: Israel. MTG has changed sides on the issue. In the past she evinced strong support for “our ally Israel,” criticized AOC on the grounds that the representative “hates Israel,” and complained about “Israel-hating radicals.” Now Greene has broken with Donald Trump and come to condemn the “genocide in Gaza.” …