18 July Events

July 18 is the 199th day of the year (200th in leap years) in the Gregorian calendar. There are 166 days remaining until the end of the year. This date is slightly more likely to fall on a Monday, Wednesday or Saturday (58 in 400 years each) than on Thursday or Friday (57), and slightly less likely to occur on a Tuesday or Sunday (56).

Events

477 BC – Battle of the Cremera as part of the Roman–Etruscan Wars. Veii ambushes and defeats the Roman army.
390 BC – Roman-Gaulish Wars: Battle of the Allia: A Roman army is defeated by raiding Gauls, leading to the subsequent sacking of Rome.
AD 64 – The Great Fire of Rome causes widespread devastation and rages on for six days, destroying half of the city.
362 – Roman–Persian Wars: Emperor Julian arrives at Antioch with a Roman expeditionary force (60,000 men) and stays there for nine months to launch a campaign against the Persian Empire.
452 – Sack of Aquileia: After an earlier defeat on the Catalaunian Plains, Attila lays siege to the metropolis of Aquileia and eventually destroys it.
645 – Chinese forces under general Li Shiji besiege the strategic fortress city of Anshi (Liaoning) during the Goguryeo–Tang War.
1195 – Battle of Alarcos: Almohad forces defeat the Castilian army of Alfonso VIII and force its retreat to Toledo.
1290 – King Edward I of England issues the Edict of Expulsion, banishing all Jews (numbering about 16,000) from England; this was Tisha B'Av on the Hebrew calendar, a day that commemorates many Jewish calamities.
1334 – The bishop of Florence blesses the first foundation stone for the new campanile (bell tower) of the Florence Cathedral, designed by the artist Giotto di Bondone.
1389 – France and England agree to the Truce of Leulinghem, inaugurating a 13-year peace, the longest period of sustained peace during the Hundred Years' War.
1391 – Tokhtamysh–Timur war: Battle of the Kondurcha River: Timur defeats Tokhtamysh of the Golden Horde in present-day southeast Russia.
1555 – The College of Arms is reincorporated by Royal charter signed by Queen Mary I of England and King Philip II of Spain.
1806 – A gunpowder magazine explosion in Birgu, Malta, kills around 200 people.
1812 – The Treaties of Orebro end both the Anglo-Russian and Anglo-Swedish Wars.
1841 – Coronation of Emperor Pedro II of Brazil.
1857 – Louis Faidherbe, French governor of Senegal, arrives to relieve French forces at Kayes, effectively ending El Hajj Umar Tall's war against the French.
1862 – First ascent of Dent Blanche, one of the highest summits in the Alps.
1863 – American Civil War: Second Battle of Fort Wagner: One of the first formal African American military units, the 54th Massachusetts Volunteer Infantry, supported by several white regiments, attempts an unsuccessful assault on Confederate-held Battery Wagner.
1870 – The First Vatican Council decrees the dogma of papal infallibility.
1872 – The Ballot Act 1872 in the United Kingdom introduced the requirement that parliamentary and local government elections be held by secret ballot.
1914 – The U.S. Congress forms the Aviation Section, U.S. Signal Corps, giving official status to aircraft within the U.S. Army for the first time.
1925 – Adolf Hitler publishes Mein Kampf.
1942 – World War II: During the Beisfjord massacre in Norway, 15 Norwegian paramilitary guards help members of the SS to kill 288 political prisoners from Yugoslavia.
1942 – The Germans test fly the Messerschmitt Me 262 using its jet engines for the first time.
1944 – World War II: Hideki Tōjō resigns as Prime Minister of Japan because of numerous setbacks in the war effort.
1966 – Human spaceflight: Gemini 10 is launched from Cape Kennedy on a 70-hour mission that includes docking with an orbiting Agena target vehicle.
1966 – A racially charged incident in a bar sparks the six-day Hough riots in Cleveland, Ohio; 1,700 Ohio National Guard troops intervene to restore order.
1968 – Intel is founded in Mountain View, California.
1969 – U.S. Senator Ted Kennedy crashes his car into a tidal basin at Chappaquiddick Island, Massachusetts, killing his passenger, campaign specialist Mary Jo Kopechne.
1976 – Nadia Comăneci becomes the first person in Olympic Games history to score a perfect 10 in gymnastics at the 1976 Summer Olympics.
1982 – Two hundred sixty-eight Guatemalan campesinos ("peasants" or "country people") are slain in the Plan de Sánchez massacre.
1984 – McDonald's massacre in San Ysidro, California: In a fast-food restaurant, James Oliver Huberty opens fire, killing 21 people and injuring 19 others before being shot dead by police.
1992 – A picture of Les Horribles Cernettes was taken, which became the first ever photo posted to the World Wide Web.
1994 – The bombing of the Asociación Mutual Israelita Argentina (Argentine Jewish Community Center) in Buenos Aires kills 85 people (mostly Jewish) and injures 300.
1994 – Rwandan genocide: The Rwandan Patriotic Front takes control of Gisenyi and north western Rwanda, forcing the interim government into Zaire and ending the genocide.
1995 – On the Caribbean island of Montserrat, the Soufrière Hills volcano erupts. Over the course of several years, it devastates the island, destroying the capital, forcing most of the population to flee.
1996 – Storms provoke severe flooding on the Saguenay River, beginning one of Quebec's costliest natural disasters ever.
1996 – Battle of Mullaitivu: The Liberation Tigers of Tamil Eelam capture the Sri Lanka Army's base, killing over 1200 soldiers.
2012 – At least seven people are killed and 32 others are injured after a bomb explodes on an Israeli tour bus at Burgas Airport, Bulgaria.
2013 – The Government of Detroit, with up to $20 billion in debt, files for the largest municipal bankruptcy in U.S. history.

Holidays and observances

Christian feast day:
Arnulf of Metz
Camillus de Lellis (optional memorial, United States only)
Frederick of Utrecht
Marina of Aguas Santas
Symphorosa
Teneu
Elizabeth Ferard (Church of England)
Bartolomé de las Casas (Episcopal Church (USA))
July 18 (Eastern Orthodox liturgics)
Constitution Day (Uruguay)
Nelson Mandela International Day

Source: wikipedia