For many years, the Lyon Catholic University (UCLy) has been committed to a proactive European and international policy for the benefit of its entire community, with the aim of supporting learners to become responsible players in societies marked by major challenges. In this context, the Erasmus+ program enables UCLy to : - Of larger numbers of learners and staff, especially through better information and greater inclusion; - Develop the internationalization of certain courses (double degrees, teaching in English); - Take advantage of the opportunities offered by the networks of which it is a member, foremost among which is the Erasmus+ network; - Promote the link between international development and interculturality; - Encourage a European spirit within our Catholic university through the development of strong European university networks. In conclusion, to strengthen its international culture by increasing its relations with European universities in particular, which are considered to be of strategic importance