Tuberculosis: Did you mean...?

The Compromise of 1850 was a series of five bills passed by the US Congress in September 1850 to diffuse a sectional crisis brewing between the 'free states' of the North and the 'slave states' of the South. The crisis was sparked by a disagreement...

The Dred Scott Decision (Dred Scott v. Sandford, 60 U.S. (19 How.) 393 (1857) was the infamous ruling of the United States Supreme Court that, according to the US Constitution, Black people were not and could not be considered citizens of...

Galen (129-216 CE) was a Greek physician, author, and philosopher, working in Rome, who influenced both medical theory and practice until the middle of the 17th century CE. Owning a large, personal library, he wrote hundreds of medical treatises...

Louis XVII of France was the regnal name of Louis-Charles de France (l. 1785-1795), the younger son of King Louis XVI of France (r. 1774-1792) and Queen Marie Antoinette (l. 1755-1793). Although Louis-Charles never actually reigned as king...

Ralph Waldo Emerson (1803-1882) was an American essayist as well as the foremost representative of the transcendentalist movement of the early to mid-19th century. Known mostly for his essays Self-Reliance, The American Scholar, and Nature...

Jeanne d’Albret (Joan III of Navarre, l. 1528-1572) was Queen of Navarre, daughter of Marguerite de Navarre (l. 1492-1549) and niece of King Francois I (Francis I of France, r. 1515-1547). She is best known for leading the Huguenots (French...

The age of antibiotics began in September 1928, with the discovery of penicillin by Alexander Fleming (1881-1955), then a professor of bacteriology at St. Mary's Hospital in London. Previously there were no effective treatments against a...

Vaccines are biological interventions that train the immune system to recognize and neutralize pathogens, preventing disease without causing illness. Since the late 18th century, vaccination has become one of the most transformative developments...

Marie Antoinette (l. 1755-1793) was the queen of France during the turbulent final years of the Ancien Régime and the subsequent French Revolution (1789-1799). With the ascension of her husband Louis XVI of France (r. 1774-1792), she became...

Henry VIII of England ruled as king from 1509 to 1547. The second Tudor king after his father Henry VII of England (r. 1485-1509), Henry had inherited a kingdom which enjoyed both unity and sound finances. Famous for his six wives as he searched...