The Christian and Politics, by Cardinal Jorge Medina Estévez, addresses the relationship between faith and public engagement from a doctrinal and pastoral perspective. The author reflects on the participation of believers in political life, emphasizing the importance of promoting the common good, justice, and respect for human dignity. It includes the chapter “Chile: Personal Notes” (2010), where he shares experiences and observations about the national reality. The book combines theological foundations with historical-social analysis, offering guidance so that the political action of Christians is consistent with their faith and responds to contemporary challenges.