Congress of Vienna: Did you mean...?

The Declaration of Independence is the foundational document of the United States of America. Written primarily by Thomas Jefferson, it explains why the Thirteen Colonies decided to separate from Great Britain during the American Revolution...

Joseph Haydn (1732-1809) was an Austrian composer of Classical music who is widely regarded as one of the greatest composers in history. Haydn spent most of his career around Vienna, where he pioneered the symphony and string quartet format...

The XYZ Affair was a diplomatic incident that occurred in 1797-98, involving diplomats from the United States and Revolutionary France. Amidst rising tensions between the two nations, President John Adams sent envoys to Paris to negotiate...

Maria Theresa (1717-1780) was the ruler of the Habsburg Monarchy, a sprawling empire that included Austria, Hungary, Bohemia, and other territories spread out across Italy, the Netherlands, and Central Europe. Though her ascension to the...

The American Revolution (1765-1789) was a period of political upheaval in the Thirteen Colonies of British North America. Initially a protest over parliamentary taxes, it blossomed into a rebellion and led, ultimately, to the birth of the...

Henry Clay (1777-1852) was an American lawyer and statesman, one of the defining political figures of his age. Over the course of his several decades on the stage of national politics, Clay helped lead the United States into the War of 1812...

Valley Forge was the winter encampment of the Continental Army from 19 December 1777 until 18 June 1778, during one of the most difficult winters of the American Revolutionary War (1775-1783). Despite being undersupplied, underfed, and plagued...

John Tyler (1790-1862) was an American lawyer and politician who served as the tenth president of the United States. His presidency was a tumultuous one – initially elected as vice president, he came to office after the death of his predecessor...

The Battle of Wagram (5-6 July 1809) was one of the largest and bloodiest battles of the Napoleonic Wars (1803-1815). It resulted in a pyrrhic victory for French Emperor Napoleon I (r. 1804-1814; 1815) whose army crossed the Danube River...

The Battle of Aspern-Essling (21-22 May 1809) was a major battle of the Napoleonic Wars (1803-1815). It saw an Austrian army under Archduke Charles defeat a French army led by Emperor Napoleon I (r. 1804-1814; 1815) as it attempted to cross...