An Introduction to Christian Social Theology in the Modern Age

This article deals with the social theology. It is the practical usages of the Christian faith for the promotion and establishment of the social role of the religion. Christian social theology was resulted from the problems of modernity and industrialization in the Christian communities such as grate poverty, unemployment, injustice, addiction, Racism, exploitation and so on. The second factor for social theology was development of the social sciences and socialism in the 19th century. Catholic social theology has begun and established by the encyclical of pop Leo XIII, "Rerum Novarum" and continued with some Papal and Vatican and council Documents, church statements, apostolic letters and bishop conference. Major subjects in these documents, statements and letters are social justice, dignity of labor, private possession, globalization and progress, war and peace, environment. There is also some unsuccessful effort to actualize these documents, such as democratic movements, bishop˗labor movements, Church Pontifical Councils and mission movements.