This book provides a comprehensive exploration of the intersection between religion and literature in the United States, spanning from the early colonial period to contemporary American literary practices. It delves deeply into the historical, philosophical, and social contexts that have shaped how religion has been portrayed in American literature, examining the ways in which writers have used religious themes to reflect, critique, and challenge the evolving American identity. The narrative traverses the religious influences on key literary movements, including Puritanism, Romanticism, Transcendentalism, and the rise of secularism, offering an analysis of how American writers, both religious and secular, have engaged with spirituality, faith, morality, and social justice. The book investigates the role of religion in the lives of African American, Native American, Jewish American, feminist, and immigrant writers, exploring how each group has used religion to inform their cultural identity, resistance, and social struggles. It also highlights the relationship between religion and political discourse, analyzing how religious ideas have been employed to both justify and challenge political systems in the U.S., from the abolitionist movement to civil rights and the Religious Right. Through an in-depth study of authors such as Frederick Douglass, Harriet Beecher Stowe, Flannery O'Connor, Saul Bellow, and Jhumpa Lahiri, the book demonstrates the complexity of religion in American literature—how it serves as a source of both moral clarity and moral questioning, and how it can be a vehicle for liberation as well as oppression. In its final chapters, the book examines the current landscape of American literature, where religion is often explored through the lenses of secularism, pluralism, and postmodernism. The authors of the contemporary period grapple with questions of faith, identity, and meaning in a world increasingly shaped by globalization and technological change. Ultimately, this book offers a broad yet nuanced view of how religion in American literature has both shaped and been shaped by the cultural, social, and political currents of the nation. It serves as a rich resource for understanding the dynamic interplay between faith, identity, and literature in the United States.