1. military forces or personnel deployed to maintain peace and prevent conflict, especially in areas of tension or after wars
Usage: often refers to UN peacekeeping forces

Examples

• UN peacekeepers were deployed to the region after the ceasefire.
• The peacekeepers helped maintain stability between the two warring factions.
• Blue helmets identify the international peacekeepers in the conflict zone.
• Local civilians welcomed the arrival of peacekeepers.
• The peacekeepers established safe zones for refugees.
• Training peacekeepers requires specialized military and diplomatic skills.
• The mission involved 5,000 peacekeepers from twelve different countries.