FM 100-23 Peace Operations This manual provides guidance for the full range of peace operations, to include support to diplomacy (peacemaking, peace building, and preventive diplomacy), peacekeeping (PK), and peace enforcement (PE). It addresses the environment of peace operations, related concepts, principles, and fundamentals, to include planning, operational considerations, training, and supporting functions. This manual is for commanders and staffs charged with the responsibility for peace operations to assist them in planning and conducting operations. It is also useful to nonmilitary agencies and foreign military units conducting related operations. This manual supports soldiers and leaders who execute peace operations. It serves as the foundation for further development of US Army tactics, techniques, and procedures (TTPs) manuals and refinement of existing training support packages (TSPs), mission training plans (MTPs), training center and unit exercises, and service school curricula. It drives the examination of organizations and materiel developments applicable to peace operations.