Born on April 23

Queen consort of France (1547–1559) and regent of the kingdom during the Wars of Religion. Born in Florence in 1519, she played a major political role by attempting to maintain the balance between Catholics and Protestants in France.

British painter and engraver (1775-1851), Turner is considered the master of Romantic landscape. A forerunner of Impressionism, he revolutionized the depiction of light, water, and atmosphere.

A 19th-century Italian prima ballerina, Marie Taglioni revolutionized Romantic ballet by popularizing dancing on pointe. Her performance in *La Sylphide* (1832) defined the airy, ethereal aesthetic of Romantic ballet for generations to come.

African American inventor and engineer (1856–1910), nicknamed the "Black Edison," he filed more than 60 patents in electricity and railroad engineering, including the multiplex telegraph that allowed communication between moving trains.

German physicist (1858–1947) who revolutionized physics by discovering quantum theory in 1900. He established that energy is emitted in small discrete portions called quanta, laying the foundations of quantum mechanics. His work marked the transition from classical physics to modern physics.