This collection compiles Vladimir Lenin's crucial writings addressing the complex relationship between Marxism, religion, and atheism. It offers profound insights into the foundational principles of the Bolshevik approach to religious belief, critiquing its role in class society and advocating for a materialist worldview. Lenin articulates the Communist Party's stance on religious freedom while emphasizing the importance of scientific atheism as an integral part of the revolutionary struggle. These texts are indispensable for understanding the historical development of Soviet policy on religion and the philosophical underpinnings of Marxist thought on this critical subject.