The Prince

Machiavelli classifies states as republics or principalities, then subdivides principalities into hereditary, new, and mixed. He examines how mixed principalities — where new territories are added to existing domains — present the greatest challenges of governance.

Machiavelli examines how new principalities are acquired — by fortune, by one's own arms, or by the arms of others — and why reliance on borrowed power is fatal. Cesare Borgia emerges as the central case study.

Machiavelli examines rulers who gained power through crime, distinguishes between cruelty well-used and cruelty ill-used, and offers a sardonic analysis of ecclesiastical principalities that require neither virtù nor fortuna to maintain.

Machiavelli argues that a prince's foundation must be his own military force. He condemns mercenaries and auxiliary troops as useless and dangerous, and insists that the study of war is the prince's primary obligation.

The heart of the treatise: Machiavelli argues that a prince must learn 'how not to be good,' that it is safer to be feared than loved, and that the prince must combine the cunning of the fox with the strength of the lion.

Machiavelli addresses practical questions of governance: whether to build fortresses, how to choose advisors, how to avoid flatterers, and why princes lose their states through indolence rather than bad fortune.

Machiavelli confronts the role of fortune in human affairs, arguing that virtù can master roughly half of what chance dictates, and that the prince who adapts to changing circumstances will prevail over the one who is rigid.

The treatise ends with a passionate appeal to the Medici to unify Italy and drive out the foreign occupiers — a dramatic tonal shift from political science to patriotic exhortation.