A man holds the Israeli flag as he walks past a banner depicting Israeli prime minister Binyamin Netanyahu with a print of a bloodied hand across his face during an anti-government demonstration in Tel Aviv on June 8th. Photograph: Jack Guez/AFP via Getty Images For anyone who wanted to see, the truth was already abundantly clear in 1955: “They treat the Arabs, those still here, in a way that in itself would be enough to rally the whole world against Israel,” wrote Hannah Arendt. But that was 1955, barely a decade after the Holocaust – our great catastrophe and, at...