 After the OPC was consolidated into the CIA, there has been a psychological operations staff, under various names, in what has variously been named the Deputy Directorate of Plans, the Directorate of Operations, or the National Clandestine Service.During World War I, the Propaganda Sub-Section was established under the American Expeditionary Force (AEF) Military Intelligence Branch within the Executive Division of the General Staff in early 1918.Although they produced most propaganda, the AEF Propaganda Sub-Section did not produce a few of the leaflets.