Peacekeeping
['piːskiːpɪŋ] or ['pis'kipɪŋ]
Definition
(noun.) the activity of keeping the peace by military forces (especially when international military forces enforce a truce between hostile groups or nations).
(adj.) of or relating to the preservation of peace between hostile groups by international military forces; 'a peacekeeping force' .
Edited by Joanne--From WordNet