- The Machiavellian Moment: Florentine Political Thought and the Atlantic Republican Tradition
- The Ancient Constitution and the Feudal Law: A Study of English Historical Thought in the Seventeenth Century
- Politics, Language, and Time: Essays on Political Thought and History
- Three British Revolutions, 1641, 1688, 1776 (Folger Institute Essays)
- Barbarism and Religion: Volume 5, Religion: The First Triumph