According to Machiavelli, what are the most important qualities and actions for a leader to rule effectively?

Question- According to Machiavelli, what are the most important qualities and actions for a leader to rule effectively?

ANswer- In a nutshell, the medieval Italian philosopher asserted that a good leader: Should be feared rather than loved “if you cannot be both” in order to avoid a revolt. Should have the support of the people because it's difficult to take action without their support. Should hold good virtues.The important qualities that Machiavelli believes princes should acquire are deception, military knowledge, and cleverness. Deception is a quality that Machiavelli deems essential for a prince. A prince must desire to be believed compassionate and not cruel if he is going to be an effective ruler.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

the alfred thayer mahan award for literary achievement is awarded each year by the navy league of the united states. the award is named for an american naval historian and theorist, rear admiral alfred thayer mahan, united states navy who, through his writing, provided stimulus and guidance to those who share in the defense of the nation. presented since 1957, "this award for literary achievement is awarded to a u.s. navy officer, u.s. marine corps officer, enlisted service member, or civilian who has made a notable literary contribution that has advanced the knowledge of the importance of sea power in the united states."[1]