May 18 Events |
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| May 18th, 2006 (May 18 2006) | Event | The post Loktantra Andolan government passes a landmark bill curtailing the power of the monarchy and making Nepal a secular country. | |
| May 18th, 1998 (May 18 1998) | Event | United States v. Microsoft: The United States Department of Justice and 20 U.S. states file an antitrust case against Microsoft. | |
| May 18th, 1993 (May 18 1993) | Event | EU-riots in Norrebro, Copenhagen caused by the approval of the four Danish exceptions in the Maastricht Treaty referendum. Police opened fire against civilians for the first time since World War II and injured 11 demonstrators. In total 113 bullets were fired. | |
| May 18th, 1992 (May 18 1992) | Event | The Archivist of the United States officially announces the Twenty-seventh Amendment to the United States Constitution. | |
| May 18th, 1991 (May 18 1991) | Event | Helen Sharman from Sheffield becomes the first Briton to orbit in space. | Helen Sharman Quotes |
| May 18th, 1991 (May 18 1991) | Event | Northern Somalia declares independence from the rest of Somalia as the Republic of Somaliland but is unrecognised by the international community. | |
| May 18th, 1990 (May 18 1990) | Event | In France, a modified TGV train achieves a new rail world speed record of 515.3km/h. | |
| May 18th, 1983 (May 18 1983) | Event | In Ireland, the government launches a crackdown, with the leading Dublin pirate Radio Nova being put off the air. | |
| May 18th, 1980 (May 18 1980) | Event | 1980 Mount St. Helens eruption: Mount St. Helens erupts in Washington, killing 57 people and causing $3 billion in damage. | |
| May 18th, 1980 (May 18 1980) | Event | Gwangju Massacre: Students in Gwangju, South Korea begin demonstrations, calling for democratic reforms. | An Wang Quotes |
| May 18th, 1974 (May 18 1974) | Event | Nuclear test: Under project Smiling Buddha, India successfully detonates its first nuclear weapon becoming the sixth nation to do so. | |
| May 18th, 1974 (May 18 1974) | Event | Completion of the Warsaw radio mast, the tallest construction ever built at the time. It later collapses on August 8, 1991. | |
| May 18th, 1969 (May 18 1969) | Event | Apollo program: Apollo 10 is launched. | |
| May 18th, 1959 (May 18 1959) | Event | Launching of the National Liberation Committee of Cote d Ivoire in Conakry, Guinea. | |
| May 18th, 1958 (May 18 1958) | Event | An F-104 Starfighter sets a world speed record of 2,259.82 km/h (1,404.19 mph). | |
| May 18th, 1953 (May 18 1953) | Event | Jackie Cochran becomes the first woman to break the sound barrier. | |
| May 18th, 1948 (May 18 1948) | Event | The First Legislative Yuan of the Republic of China officially convenes in Nanking. | |
| May 18th, 1944 (May 18 1944) | Event | World War II: Battle of Monte CassinoConclusion after seven days of the fourth battle as German paratroopers ("Fallschirmjager") evacuate Monte Cassino. | |
| May 18th, 1944 (May 18 1944) | Event | Deportation of Crimean Tatars by the Soviet Union government. | |
| May 18th, 1944 (May 18 1944) | Event | World War II: SS troops burn down six villages in the Brkini hills in south western Slovenia. | |
| May 18th, 1933 (May 18 1933) | Event | New Deal: President Franklin D. Roosevelt signs an act creating the Tennessee Valley Authority. | |
| May 18th, 1927 (May 18 1927) | Event | The Bath School Disaster: Forty-five people are killed by bombs planted by a disgruntled school-board member in Michigan. | |
| May 18th, 1926 (May 18 1926) | Event | Evangelist Aimee Semple McPherson disappears while visiting a Venice, California beach. | |
| May 18th, 1917 (May 18 1917) | Event | World War I: The Selective Service Act of 1917 is passed, giving the President of the United States the power of conscription. | |
| May 18th, 1910 (May 18 1910) | Event | The Earth passes through the tail of Comet Halley. | |
| May 18th, 1900 (May 18 1900) | Event | The United Kingdom proclaims a protectorate over Tonga. | |
| May 18th, 1897 (May 18 1897) | Event | Dracula, a novel by Irish author Bram Stoker is published. | |
| May 18th, 1896 (May 18 1896) | Event | The United States Supreme Court rules in Plessy v. Ferguson that separate but equal is constitutional. | |
| May 18th, 1896 (May 18 1896) | Event | Khodynka Tragedy: A mass panic on Khodynka Field in Moscow during the festivities of the coronation of Russian Tsar Nicholas II results in the deaths of 1,389 people. | |
| May 18th, 1869 (May 18 1869) | Event | Surrender and dissolution of the Ezo Republic to Japan. | |
| May 18th, 1863 (May 18 1863) | Event | American Civil War: The Battle of Vicksburg begins. | |
| May 18th, 1848 (May 18 1848) | Event | Opening of the first German National Assembly (Nationalversammlung) in Frankfurt, Germany. | |
| May 18th, 1811 (May 18 1811) | Event | Battle of Las Piedras: The first great military triumph of the revolution of the Rio de la Plata in Uruguay lead by Jose Artigas. | |
| May 18th, 1804 (May 18 1804) | Event | Napoleon Bonaparte is proclaimed Emperor of the French by the French Senate. | Napoleon Bonaparte Quotes |
| May 18th, 1803 (May 18 1803) | Event | Napoleonic Wars: The United Kingdom revokes the Treaty of Amiens and declares war on France. | |
| May 18th, 1783 (May 18 1783) | Event | First United Empire Loyalists reach Parrtown, Saint John, New Brunswick, Canada after leaving the United States. | |
| May 18th, 1765 (May 18 1765) | Event | Fire destroys a large part of Montreal, Quebec. | |
| May 18th, 1652 (May 18 1652) | Event | Rhode Island passes the first law in North America making slavery illegal. | |
| May 18th, 1631 (May 18 1631) | Event | In Dorchester, Massachusetts, John Winthrop takes the oath of office and becomes the first Governor of Massachusetts. | |
| May 18th, 1593 (May 18 1593) | Event | Playwright Thomas Kyd s accusations of heresy lead to an arrest warrant for Christopher Marlowe. | Thomas Kyd Quotes |
| May 18th, 1498 (May 18 1498) | Event | Vasco da Gama reaches the port of Calicut, India. | |
| May 18th, 1302 (May 18 1302) | Event | Bruges Matins, the nocturnal massacre of the French garrison in Bruges by members of the local Flemish militia. | |
| May 18th, 1268 (May 18 1268) | Event | The Principality of Antioch, a crusader state, falls to the Mamluk Sultan Baibars in the Battle of Antioch. | |
| May 18th, 1152 (May 18 1152) | Event | Henry II of England marries Eleanor of Aquitaine. | |
