eace and conflict studiesPeace movementDisarmamentPacifismDétenteMediationPeace treatyPeace processGlobal studiesConscientious objectorAnti-war movementIdealism in international relationsHumanitarianismInternational cooperationCrimes against humanity{{International relations}}Categories:Peace organizationsප්‍රවර්ගය  කොමන්ස්vteයුද්ධPeace (list)Conflicts (list)War concept (lists)Civil wars (list)Attacks (list)Terrorism (list)Massacres (list)Warfare (list)Battles (list)Wars (list)List of ongoing armed conflictsvteජාත්‍යන්තර සබඳතාOrganizationsBRICSCollective Security Treaty OrganizationInternational Criminal CourtLeague of NationsNon-Aligned MovementNorth Atlantic Treaty OrganizationShanghai Cooperation OrganisationUnited NationsWarsaw PactHistory1648–18141814–19191919–1939Diplomatic history of World War IICold WarInternational relations since 1989ConceptsAppeasementCollective securityColonialismGrey-zoneHegemonyIdealismInternational 