peace‧keep‧ing /ˈpiːsˌkiːpɪŋ/
adjective [only before noun] peacekeeping force/troops etc a group of soldiers who are sent to a place in order to stop two opposing groups from fighting each other:
The United Nations has decided to send a peacekeeping force into the area.—peacekeeper noun [countable]:
a group of UN peacekeepers [TahlilGaran] Dictionary of Contemporary English ▲