Suez Canal Convention 92. Captain Ryder asked the Secretary of State for Foreign Affairs to what extent His Majesty's Government regard the Constantinople Convention of 1888 as operative with regard to the Suez Canal; and to what extent they regard themselves bound to sustain Article I of that Convention. Mr. H. Morrison As one of the signatories of the Suez Canal Convention, His Majesty's Government regard it as fully operative, and are bound by Article 1 of the Convention, as they are by all its Articles.