Introduction Main Challenges of the Islamic Civilization 1 " The Threat of Alienation of the Society from Islamic-Indigenous Identity 2 " Expansion of the Sphere of Power of Dictatorial Governments in Islamic Societies Solutions Chapter 1 Characteristics of the Religious Government: Viewpoints of Imam Khomeini and Ayatollah Khamenei Establishment of United Islamic Ummah; Defending the Disinherited and Downtrodden Against the Arrogance All-Out Independence and Rejection of Dependence on Arrogant Powers Hajj, Symbol of Unity and Islamic Might Characteristics of Abrahamic Hajj in Viewpoints of Imam Khomeini and Ayatollah Khamenei A)Characteristics of Hajj and Its Spiritual Status B) Social Aspects of Hajj C) Political Dimension of Hajj Chapter 2 Palestine, Main Challenge of Islamic World Endnote