A (peacekeeping force) may pertain-to an international-political-entity.
A (peacekeeping mission) may pertain-to an international-political-entity.
A peacekeeping may pertain-to an international-political-entity.
(Peacekeeping operations) may pertain-to an international-political-entity.
(Peacekeeping troops) may pertain-to an international-political-entity.
(Peacekeeping forces) may pertain-to an international-political-entity.
A (peacekeeping operation) may pertain-to an international-political-entity.
(Peacekeeping missions) may pertain-to an international-political-entity.