The announced decision by the Trump administration to initiate its peace plan, the so-called “Deal of the Century,” with an economic summit for the Palestinians in Bahrain next month conjures up frightening feelings of déjà vu. The conference will attempt to cobble together international pledges to amass a treasure chest of cash donations and economic incentives, from the United States and others, enough to drag the Palestinian Authority’s leadership back to the negotiating table with Israel.