The colonialists exploit the rights of the oppressed with ambition. To achieve their ideals, they take actions to better prevent its performance with awareness of its function. Allameh Mughniyeh is a contemporary religious thinker who is very concerned about anti-oppression. He refers to this subject in his many speeches and writings. To understand the function of colonialism, we should analyze and evaluate all of Mughniyeh's topics mentioned in this field to determine what function colonialism has in his mind. So can know better colonialists and ambitious. The present study aimed to, with the descriptive-analytical method, analyze all the content of colonialism and America, which is the symbol of modern colonialism, and Zionism, which is the stooge of America. The results indicated that there are three general functions for colonization. First is the transmutation of words that colonialism changes the nature of some words such as reformist, science, religion, and capitalism to achieve its interests. Then, colonialism uses psychological and physical tools of war to achieve its goals. Finally, is the existence of mercenaries and the polarization of society.
