"Dominion" by Tom Holland is a comprehensive exploration of Christianity's profound impact on Western civilization and thought. The book traces the evolution of Christian ideas and values from ancient times to the present day, arguing that Christianity has been the most powerful cultural force in shaping the Western mind 1 5.

Holland's main thesis is that many of the central values and priorities of modern, secular Western culture have their roots in Christian teachings, even as society has largely moved away from religious belief 5. He demonstrates how concepts such as human rights, equality, and care for the weak and powerless are fundamentally Christian in origin 5.

The book is structured chronologically, covering key historical periods and events:

Antiquity: Holland examines the ancient world, particularly Greece and Persia, setting the stage for Christianity's emergence 1 6.
Early Christianity: The author explores the revolutionary nature of early Christian teachings, focusing on figures like Paul of Tarsus and their impact on existing power structures 1.
The Rise of the Church: Holland traces the development of the Catholic Church and its growing influence in Europe 4.
The Reformation: The book discusses the schism within Christianity and its far-reaching consequences 4.
Modern Era: Holland argues that even in today's secular society, Christian values continue to shape our moral framework and cultural assumptions 5.

Throughout "Dominion," Holland uses vivid storytelling and historical examples to illustrate his points, making complex historical and philosophical concepts accessible to general readers 23. The book challenges readers to recognize the enduring influence of Christian thought in shaping the modern Western worldview, even in ostensibly secular contexts 5 8.