1) Clerical principles 2) Policy 
Clericalism is the application of the formal, church-based, leadership or opinion of ordained clergy in matters of either the church or broader political and sociocultural import. In a pejorative manner, `clericalism` is often used to denote an ecclesiolatry approach to issues beyond the church by either clergy or their supporters while the term.....
• (n.) An excessive devotion to the interests of the sacerdotal order; undue influence of the clergy; sacerdotalism.
(from the article `education`) The pupils who attended these urban schools learned in them their future occupation as clerics; they learned Latin, learned to sing the various ... [3 related articles]
Cler'ic·al·ism noun An excessive devotion to the interests of the sacerdotal order; undue influence of the clergy; sacerdotalism. 
noun a policy of supporting the influence and power of the clergy in secular or political matters
clerical principles. · clerical power or influence in government, politics, etc. (distinguished from laicism). · support of such power or influence.
System under which a religious hierarchy exerts political authority. Historically, clericalism was common among smaller polities in Muslim areas of West Africa.