Aurelio Lippo Brandolini's Republics and Kingdoms Compared is the most fascinating and least-known work of humanist political theory before Machiavelli. A Socratic dialogue set in the court of King Mattias Corvinus of Hungary (ca. 1490), the work depicts a debate between the king himself and a Florentine merchant at his court on the relative merits of republics and kingdoms.

In effect a searing critique of Florentine civic humanism, the work discusses such issues as free trade and the morality of commerce, the inequalities of wealth typical of republics, the nature of freedom...