Why was thomas aquinas important to the church

   He was the advocate of natural theology and contributed to Scholasticism

Explanation:  Thomas Aquinas was a priest, and a philosopher in the Western Church, one of the most influential medieval theological philosophers, born in Italy around 1225. He was known for his analysis of Aristotle and the acceptance of his, for the time being, heretic thoughts, and the founder of the Thomistic school of theology and philosophy. The significance and importance of Thomas Aquinas was that he combined the theological principles of faith with the philosophical principles of reason. It is believed that in this way he contributed greatly to the medieval philosophy of Scholasticism.