What Is the Relationship Between Christianity and Liberalism?

Please Help Us Keep These Thousands of Blog Posts Growing and Free for All

$5.00

The central question explored in this article is whether the movement known as modern liberalism is a legitimate form of Christianity or a fundamentally distinct religious system. Despite its use of traditional Christian language, liberalism emerges as a radically different belief, born from modern naturalism and committed to a worldview that denies the supernatural foundation of biblical Christianity. At stake is not only the survival of authentic Christian doctrine but also the soul of Western civilization as it grapples with material progress, scientific dominance, and spiritual decline.

At its core, Christianity is a redemptive religion grounded in divine revelation, particularly the incarnation, death, and resurrection of Jesus of Nazareth, and the authority of the inspired Scriptures (2 Timothy 3:16–17; 1 Corinthians 15:3–4). Liberalism, on the other hand, seeks to preserve the ethical and cultural elements of Christianity while discarding or redefining its supernatural claims. This shift is not a minor adaptation but a fundamental transformation, resulting in a new religion that shares vocabulary with Christianity but not its substance.

The Root of Modern Liberalism: Naturalism

The article identifies the philosophical root of modern liberalism as naturalism, which in this context refers to the rejection of any divine activity beyond the observable, “ordinary course of nature.” This outlook denies the miraculous nature of Christian revelation, particularly:

The virgin birth (Matthew 1:23)
Christ’s bodily resurrection (Luke 24:39)
The inspiration of Scripture (2 Peter 1:21)
The unique role of Jesus as divine Redeemer (John 14:6; Acts 4:12)

By subordinating theology to the assumptions of modern science and historical criticism, liberalism reconstructs Christianity not as a divine message but as a cultural expression of human religious sentiment. In doing so, it abandons the central truth claims that make Christianity what it is.

This is not merely an academic concern. If liberalism replaces Christianity in the church’s preaching, it destroys the gospel itself, leaving behind only a vague moralism or spiritual aspiration. The result is not renewal, but apostasy—a departure from the faith once delivered to the saints (Jude 3).

Scientific Inquiry vs. Supernatural Revelation

One of liberalism’s key premises is the belief that modern science has rendered supernatural explanations obsolete. Because Christianity is historically anchored—making claims about real events in time and space—it inevitably enters the realm of historical scrutiny. For instance, if science were to somehow disprove that a historical Jesus existed, Christian faith would collapse (1 Corinthians 15:14). This historical grounding makes Christianity vulnerable, but it is also its great strength, for it does not offer abstract ideals but concrete events of divine intervention.

Liberalism seeks to ease the tension by redefining doctrines like the atonement, the resurrection, or Christ’s deity as non-essential symbols, vehicles for timeless truths. However, once such doctrines are abandoned, what remains is no longer Christianity. The apostolic proclamation was not about general principles but about “Jesus Christ and him crucified” (1 Corinthians 2:2)—a specific, historical person and act.

Liberalism’s Failure: Neither Christian nor Scientific

Liberalism fails on two fronts. First, it is not Christian, because it detaches itself from the supernatural revelation that defines biblical faith. Second, it is not truly scientific, because its concessions to scientific criticism often rest on speculative or unproven assumptions. Liberal theology tends to adopt only those scientific conclusions that support its views while ignoring the limitations and philosophical presuppositions of science itself.

For example, materialistic psychology may attempt to explain religious experience in purely biochemical terms, yet this approach undermines all religious belief, including the liberal version. As such, liberalism attempts to defend a faith that its own intellectual foundations cannot sustain. In the end, it dismantles Christianity without securing a viable alternative, leaving only a generic religiosity vulnerable to skepticism.

The Cultural Impact of Liberalism and Modern Thought

The article draws a connection between liberal religion and broader societal changes in modernity—particularly industrialization, collectivism, and the erosion of personal freedom and intellectual pursuit. Education, once aimed at forming independent thinkers, now serves utilitarian goals defined by the majority or the state. The result is a narrowing of human personality, an increasingly homogenized culture that values material success over spiritual vitality.

This cultural environment naturally favors a religion of accommodation, not conviction. Liberalism, in seeking respectability in the modern world, becomes a reflection of it. Its religion is tame, compliant, and ultimately powerless. By contrast, biblical Christianity confronts the world with the call to repentance, transformation, and submission to a risen Lord (Acts 2:36–38).

The Call to Reformation and the Recovery of Grace

The article concludes by identifying the true hope for the church and the world: a return to biblical Christianity—not a modernized version emptied of its power, but the gospel of divine grace, once nearly lost in the Middle Ages and now again obscured in liberal churches. This gospel calls individuals to trust in Jesus Christ for salvation, not to reinterpret him as a moral teacher or social reformer.

The gospel is not a product of its time but the eternal plan of God (Ephesians 1:4–10), fulfilled in history yet transcending it. The call today is not for synthesis with the spirit of the age, but for faithfulness to the message delivered once for all. Only such faith can withstand the storms of doubt, cultural shifts, and intellectual pressure (2 Thessalonians 2:15).

In a world captivated by material progress but spiritually impoverished, the church’s task is not to innovate, but to proclaim. By distinguishing Christianity from liberalism, believers can hold fast to what is true, and through that truth, offer the world the light of Christ.

Donations

You May Also Enjoy

The Passover Plot Hypothesis: A Thorough Biblical and Historical Refutation of H. J. Schonfield’s Theory

About the Author

J. Gresham Machen (1881–1937) was a prominent American theologian and New Testament scholar, known for his staunch defense of orthodox Christianity against the rising tide of theological liberalism in the early 20th century. His works continue to be influential among conservative Christian scholars and lay readers alike.