WHAT HAPPENED ON 27. AUGUST
Want to find out what all happened on 27. August

The sacking of Rome by the Visigoths ends after three days. (27. August 410)

Henry the Young King and Margaret of France are crowned as junior king and queen of England. (27. August 1172)

The Formulary of Adjudications is promulgated by Regent Hōjō Yasutoki. (Traditional Japanese date: August 10, 1232) (27. August 1232)

Pierre Barrière fails in his attempt to assassinate King Henry IV of France. (27. August 1593)

The Treaty of Nerchinsk is signed by Russia and the Qing Empire. (27. August 1689)

Battle of Long Island: in what is now Brooklyn, New York, British forces under General William Howe defeat Americans under General George Washington. (27. August 1776)

French Revolutionary Wars: the city of Toulon revolts against the French Republic and admits the British and Spanish fleets to seize its port, leading to the Siege of Toulon by French Revolutionary forces. (27. August 1793)

Wolfe Tone's United Irish and French forces clash with the British Army in the Battle of Castlebar, part of the Irish Rebellion of 1798, resulting in the creation of the French puppet Republic of Connacht. (27. August 1798)

Napoleonic Wars: The French Navy defeats the British Royal Navy, preventing them from taking the harbour of Grand Port on Île de France. (27. August 1810)

French Emperor Napoleon I defeats a larger force of Austrians, Russians, and Prussians at the Battle of Dresden. (27. August 1813)

Uruguay is formally proclaimed independent at preliminary peace talks brokered by the United Kingdom between Brazil and Argentina during the Cisplatine War. (27. August 1828)

Black Hawk, leader of the Sauk tribe of Native Americans, surrenders to U.S. authorities, ending the Black Hawk War. (27. August 1832)

Petroleum is discovered in Titusville, Pennsylvania leading to the world's first commercially successful oil well. (27. August 1859)

American Civil War: Union forces attack Cape Hatteras, North Carolina. (27. August 1861)

Anglo-Zanzibar War: the shortest war in world history (09:00 to 09:45), between the United Kingdom and Zanzibar. (27. August 1896)

Romania declares war on Austria-Hungary, entering World War I as one of the Allied nations. (27. August 1916)

Mexican Revolution: Battle of Ambos Nogales — U.S. Army forces skirmish against Mexican Carrancistas and their German advisors in the only battle of World War I fought on American soil. (27. August 1918)

The British install the son of Sharif Hussein bin Ali (leader of the Arab Revolt of 1916 against the Ottoman Empire) as King Faisal I of Iraq. (27. August 1921)

Greco-Turkish War: The Turkish army takes the Aegean city of Afyonkarahisar from the Greeks. (27. August 1922)

Five Canadian women file a petition to the Supreme Court of Canada, asking, "Does the word 'Persons' in Section 24 of the British North America Act, 1867, include female persons?" (27. August 1927)