Niccolò Machiavelli, Italian historian and author (born 1469)

Niccolò di Bernardo dei Machiavelli was a Florentine diplomat, author, philosopher, and historian who lived during the Italian Renaissance. He is best known for his political treatise The Prince, written around 1513 but not published until 1532, five years after his death. He has often been called the father of modern political philosophy and political science.

June 21 is the 172nd day of the year in the Gregorian calendar; 193 days remain until the end of the year.