(Bloomberg) The long history of the Israeli-Palestinian conflict is filled with bloodshed, dislocation and trauma. But even by those relative standards, the current conflagration stands out. For one thing, it’s especially brutal. Not since the Holocaust have as many Jews been massacred at one time as were on Oct. 7, when Hamas militants stormed Israel, killing 1,400 people and taking more than 200 hostage. Before Israel escalated its ground operations in the Hamas-run Gaza Strip, its retaliat