Events ly 12

927 – Æthelstan, King of England, secures a pledge from Constantine II of Scotland that the latter will not ally with Viking kings, beginning the process of unifying Great Britain.
1191 – Third Crusade: Saladin's garrison surrenders to Philip Augustus, ending the two-year siege of Acre.
1493 – Hartmann Schedel's Nuremberg Chronicle, one of the best-documented early printed books, is published.
1543 – King Henry VIII of England marries his sixth and last wife, Catherine Parr, at Hampton Court Palace.
1561 – Saint Basil's Cathedral in Moscow is consecrated.
1562 – Fray Diego de Landa, acting Bishop of Yucatan, burns the sacred books of the Maya.
1580 – The Ostrog Bible, one of the early printed Bibles in a Slavic language, is published.
1690 – Battle of the Boyne (Julian calendar) – The armies of William III defeat those of the former James II.
1691 – Battle of Aughrim (Julian calendar) – The decisive victory of William III of England's forces in Ireland.
1789 – French revolutionary and radical journalist Camille Desmoulins gave a speech, following hearing the news that France's financial minister Jacques Necker has been dismissed. The speech called the citizens to arms, which lead to the falling of the Bastille two days later.
1790 – The Civil Constitution of the Clergy is passed in France by the National Constituent Assembly.
1804 – Former United States Secretary of the Treasury Alexander Hamilton dies a day after being shot in a duel.
1806 – Sixteen German imperial states leave the Holy Roman Empire and form the Confederation of the Rhine.
1812 – War of 1812: the United States invade Canada at Windsor, Ontario.
1843 – Joseph Smith, Jr., founder of the Latter Day Saint movement, received a revelation regarding polygamy.
1862 – The Medal of Honor is authorized by the United States Congress.
1879 – The National Guards Unit of Bulgaria is founded.
1913 – Second Balkan War: Serbian forces begin their siege of the Bulgarian city of Vidin; the siege is later called off when the war ends.
1917 – The Bisbee Deportation occurs as vigilantes kidnap and deport nearly 1,300 striking miners and others from Bisbee, Arizona.
1918 – The Japanese Imperial Navy battleship Kawachi blows up at Shunan, western Honshu, Japan, killing at least 621.
1920 – The Soviet–Lithuanian Peace Treaty is signed. Soviet Russia recognises independent Lithuania.
1932 – Hedley Verity takes a cricket world record 10 wickets for 10 runs in a county match for Yorkshire
1943 – World War II: Battle of Prokhorovka – German and Soviet forces engage in the largest tank engagement of all time.
1948 – Arab–Israeli War: Israeli Prime Minister David Ben-Gurion orders the explusion of Palestinians from the towns of Lod and Ramla.
1960 – Orlyonok, the main Young Pioneer camp of the Russian SFSR, is founded.
1961 – Pune floods due to failure of the Khadakwasla and Panshet dams. Half of Pune is submerged, more than 100,000 families need to be relocated and the death tally exceeds 2,000.
1962 – The Rolling Stones perform their first ever concert, at the Marquee Club in London.
1967 – The Newark riots began in Newark, New Jersey.
1970 – A fire consumes the wooden home of Norwegian composer Geirr Tveitt and irretrievably destroys about 90 percent of his output.
1971 – The Australian Aboriginal flag is flown for the first time.
1973 – A fire destroys the entire 6th floor of the National Personnel Records Center of the United States.
1975 – São Tomé and Príncipe declare independence from Portugal.
1979 – The island nation of Kiribati becomes independent from Great Britain.
1979 – Disco Demolition Night at Comiskey Park Chicago, IL
2006 – The Hezbollah initiate Operation True Promise.
2007 – U.S. Army Apache helicopters perform airstrikes in Baghdad, Iraq; footage from the cockpit is later leaked to the Internet.

Holidays and observances

Christian Feast Day:
Hermagoras and Fortunatus
Jason of Tarsus (Roman Catholic Church)
John Gualbert
Nabor and Felix
Veronica
Viventiolus
July 12 (Eastern Orthodox liturgics)
Independence Day, celebrates the independence of Kiribati from the United Kingdom in 1979.
Independence Day, celebrates the independence of São Tomé and Príncipe from Portugal in 1975.
The second day of Naadam. (Mongolia)
The Twelfth, also known as Orangemen's Day, commemorates the Battle of the Boyne. (Northern Ireland, Newfoundland and Labrador)
Malala Yousafzai Day

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