The problem with Suez was that it went down the same weekend the Soviets invaded Hungary. Dulles and Eisenhower had supported the British position to the extent that we withdrew from funding the Aswan Dam project. That precipitated Nasser’s seizure of the canal. Anthony Eden did not include the American’s in the Sévres negotiations with the French and Israelis and Eisenhower did not feel bound to a non Nato action taken without prior consultation.