The Prince Author:Machiavelli Il Principe (The Prince) is a political treatise by the Florentine public servant and political theorist Niccol? Machiavelli. Originally called De Principatibus (About Principalities), it was originally written in 1513, but not published until 1532, five years after Machiavelli's death. The treatise is not representative of the work published du... more »ring his lifetime, but it is the most remembered, and the work responsible for bringing "Machiavellian" into wide usage as a pejorative term. It has also been suggested by some critics that the piece is, in fact, a satire.