UG Departments and Courses - St. Xavier's College, Kolkata ; Department of Political Science (B.A.) The department of Political Science is a part of the glorious heritage of St. Xavier’s College and remains committed to the Xaverian vision of academic excellence and the maintenance of an environment where “the mind is led forward into ever-widening thought and action”.UG Departments and Courses - St. Xavier's College, Kolkata ; WebDepartment of Political Science (B.A.) The department of Political Science is a part of the glorious heritage of St. Xavier’s College and remains committed to the Xaverian vision of academic excellence and the maintenance of an environment where “the mind is led forward into ever-widening thought and action”.