Edward Gibbon was an English historian and Member of Parliament. His most important work, The History of the Decline and Fall of the Roman Empire, was published in six volumes between 1776 and 1788. The Decline and Fall is known for the qua...

Leopold II was Holy Roman Emperor from 1790 to 1792, King of Hungary, archduke of Austria, and Grand Duke of Tuscany from 1765 to 1790. He was a son of Emperor Francis I and his wife, Empress Maria Theresa. Leopold was a moderate proponent...

Jenner was an English physician and pupil of John Hunter, a pioneer in comparative anatomy and morphology. Jenner's invaluable experiments, beginning in 1796 with the vaccination of eight-year-old James Phipps, proved that cowpox provided i...

Phillis Wheatley was the first published African-American female poet. Born in West Africa, she was sold into slavery at the age of seven or eight and transported to North America. She was purchased by the Wheatley family of Boston, who tau...

Maximilien François Marie Isidore de Robespierre, known to his contemporaries also as "the Incorruptible", is one of the best known of the leaders of the French Revolution. He earned the nickname of "the Incorruptible" through his selfless...

James Monroe was the fifth President of the United States (1817-1825), and the fourth Virginian to hold the office. Monroe, a close ally of Thomas Jefferson was a diplomat who supported the French Revolution. He played a leading role in the...

Wollstonecraft's lasting place in the history of philosophy rests upon A Vindication of the Rights of Woman (1792). In this classical feminist text, she appealed to egalitarian social philosophy as the basis for the creation and preservatio...

Commissioned an ensign in the British Army, he would rise to prominence in the Napoleonic Wars, eventually reaching the rank of field marshal. Wellington commanded the Allied forces during the Peninsular War, pushing the French Army out of...

Johann Carl Friedrich Gauss was a German mathematician, who contributed significantly to many fields, including number theory, algebra, statistics, analysis, differential geometry, geodesy, geophysics, electrostatics, astronomy, Matrix theo...

John James Audubon (Jean-Jacques) was a French American ornithologist, naturalist, and painter. He was notable for his expansive studies to document all types of American birds and for his detailed illustrations that depicted the birds in t...

Augustin-Jean Fresnel was a French civil engineer and physicist whose research in optics led to the almost unanimous acceptance of the wave theory of light, excluding any remnant of Newton's corpuscular theory, from the late 1830s until the...

James Buchanan, 15th President of the United States (1857-1861). In the 1850s, the question of slavery divided the United States. Hopes ran high that the new President, "Old Buck," might be the man to avert national crisis. He failed entire...

Samuel Finley Breese Morse was an American painter and inventor. After having established his reputation as a portrait painter, in his middle age Morse contributed to the invention of a single-wire telegraph system based on European telegra...

Ferdinand Victor Eugène Delacroix was the most important of the French Romantic painters. Delacroix's use of expressive brushstrokes and his study of the optical effects of colour profoundly shaped the work of the Impressionists, while his...

Honoré de Balzac was a French novelist and playwright. The novel sequence La Comédie Humaine, which presents a panorama of post-Napoleonic French life, is generally viewed as his magnum opus. Owing to his keen observation of detail and u...