Last month, Egypt’s foreign minister, Badr Abdelatty, hosted a gathering that, on its surface, looked like the kind of multilateral consultations that define crisis diplomacy. Abdelatty met with his Saudi and Turkish counterparts alongside Mosaad Boulos, the senior White House advisor for Arab and African affairs, in Cairo to discuss developments in Sudan. Port Sudan’s foreign minister, Mohi El-Din Salem, was in Cairo at the same time and was co…