In the prince machiavelli argues that leaders maintain power through

fear and cruelty.

Explanation:

In the book titled THE PRINCE which was written by Niccolo Machiavelli, the author argues that leaders maintain power through FEAR and CRUELTY.

The book which was written 16th century serves as a guide or instructional material for new Princes or Royals in general.

The main idea of the book is that sometimes success and survival can rationalize the use of unethical standards to accomplish those goals.

false

explanation:

frederick william of brandenburg-prussia trained his son, frederick, to be a hardy soldier. but frederick disliked rifle shooting and horseback riding. unlike his father, he was interested in french literature. he enjoyed poetry and music and, like some others of the enlightenment, he scoffed at religion. his father thought him soft, frivolous and unmindful of his duties. and when frederick refused to put his signature on a right to succession, for a few moments his father strangled him.