This book delves into the political philosophy of Lord Henry Bolingbroke, exploring the deep connections between his views on humanism, history, virtue, monarchy, factionalism, and political stability. Through an analysis of his major works, particularly The Idea of a Patriot King and Letters on the Study and Use of History, the book examines Bolingbroke's critique of factionalism, his ideal vision of a virtuous monarch transcending party politics, and his belief in the moral and historical responsibilities of rulers. The book also situates Bolingbroke's thought within the intellectual context of his time, engaging with the broader Enlightenment critique of religious dogma, absolutism, and the rise of parliamentary power. Furthermore, the book addresses the influence of Bolingbroke on American political thought, particularly his impact on the framers of the U.S. Constitution, and examines the enduring relevance of his ideas in modern political discourse. While highlighting the idealism and limitations of his vision, the book underscores Bolingbroke's lasting contribution to political theory, especially in his emphasis on moral leadership, historical knowledge, and the necessity of balancing power for political stability. Bolingbroke's work continues to offer critical insights into the nature of leadership, governance, and the complex interplay between virtue, power, and faction in political life.