EWTN Global Catholic Network, launched in 1981, is the largest religious media network in the world. EWTNâs 11 global TV channels are broadcast in multiple languages 24 hours a day, seven days a week to over 300 million television households in more than 145 countries and territories. EWTN platforms also include radio services transmitted through SIRIUS/XM, iHeart Radio, and over 500 domestic and international AM & FM radio affiliates; a worldwide shortwave radio service; one of the largest Catholic websites in the U.S.; electronic and print news services, including Catholic News Agency, âThe National Catholic Registerâ newspaper, and several global news wire services; as well as EWTN Publishing, its book publishing division.