Peter I, Emperor of Russia, 1672-1725 (Library of Congress Name Authority)—

Also known as Peter the Great, Peter I ruled the Tsardom of Russia and later the Russian Empire 1682 until his death in 1725, jointly ruling before 1696 with his elder half-brother. Through a number of successful wars, he expanded the Tsardom into a much larger empire that became a major European power. He led a cultural revolution that replaced some of the traditionalist and medieval social and political systems with ones that were modern, scientific, westernized and based on the Enlightenment.

Percy, Henry, Lord, 1364-1403 (Library of Congress Name Authority)—

An English knight and rebel who fought in campaigns against Scots on the Anglo-Scottish border as well as the French in the Hundred Years' War, Henry Percy was nicknamed "Hotspur" by the Scots for his speed and attack readiness. Percy aided Henry IV in the usurpation of Richard II, but eventually, Percy led a series of uprisings against Henry IV. Percy is a major character in Shakespeare's Henry IV, Part 1.