Abstract
The Organization of Islamic Cooperation based on the concept of the Ummah (Nation) in Quran. They established in 1969 due to Arab Israel wars and aggression on Al-Aqsa Mosque. OIC is the second largest International Organization representing 57 Muslim Countries and the spokesman for the 1.5 million Muslims, where they highlight their problems and develop cooperation and coordination. After 9/11, great change noticed when the war against International Terrorism began and indirectly Muslim Ummah targeted under the shadow of war for peace. In this situation, OIC could serve as an important platform to project an image of the Muslim World and its dynamics at the international level. In this paper discuss the post on 9/11 global politics and the role of OIC. And the OIC strategy with the member states promoting Islamic Unity and International Peace and Security. OIC reviewing the goals through human rights mechanism and support of moderation and modernisation. The research conducted that the Organization of Islamic Cooperation has failed in protecting the requisite demands for Peace and Security within the prevalent International dynamics.