This document builds upon the experience and resources of the Intersectoral Platform for a Culture of Peace and Non-Violence and has benefited from the contribution of Professor Arjun Appadurai. This document shows the UNESCO's mission; Buidling the defences of peace in the minds of men and women and Culture of peace and Non-violence which is positive values, attitudes and behaviours for everyday peace. This document pointed out today's multiple crisis, and then introduced the programme of action on a culture of peace and non-violence. After drew the UNESCO's strategies, UNESCO's peace activities were followed.