In his famous treatise on war, Sun Tzu, a Chinese general in 500 B.C., said: "Supreme excellence [in war] is to beat the enemy without fighting." In his famous prayer on peace, Francis of Assisi said: "Where there is hatred, let me sow love." Somewhere amid these sentiments is the essence of peacekeeping.
The presence of a strong peacekeeping force discourages those who would violate the peace and gives noncombatants a chance to restore their lives.
The United Nations and NATO have been engaged in many peacekeeping efforts over the past 50 years, with varying degrees of success.
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