363 Roman Emperor Julian defeated the Sassanid army in the Battle of Ctesiphon, under the walls of the Sassanid capital, but was unable to take the city.
1167 Battle of Monte Porzio – A Roman army supporting Pope Alexander III was defeated by Christian of Buch and Rainald of Dassel.
1176 Battle of Legnano: The Lombard League defeated Emperor Frederick I.
1630 Charles II of England was born (d. 1685).
1414 Council of Constance.
1453 Byzantine-Ottoman Wars: Ottoman armies under Sultan Mehmed IIFatih sacked and captured Constantinople after a siege, ending the Byzantine Empire.
1660 English Restoration: Charles II (on his birthday) was restored to the throne of Great Britain.
1677 Treaty of Middle Plantation established peace between the Virginia colonists and the local Natives.
1727 Peter II became Tsar of Russia.
1733 The right of Canadians to keep Indian slaves was upheld.
1780 American Revolutionary War: At the Battle of Waxhaws Lieutenant Colonel Banastre Tarleton massacred Colonel Abraham Buford’s continentals.
1790 Rhode Island became the last of the original United States‘ colonies to ratify the Constitution and was admitted as the 13th U.S. state.
1848 Wisconsin was admitted as the 30th U.S. state.
1864 Emperor Maximilian of Mexico arrived in Mexico for the first time.
1867 The Austro-Hungarian agreement – Ausgleich (“the Compromise“) – was born through Act 12, which established the Austro-Hungarian Empire.
1868 The assassination of Michael Obrenovich III, Prince of Serbia.
1874 G. K. Chesterton, English novelist, was born (d. 1936).
1886 Chemist John Pemberton placed his first advertisement for Coca-Cola, it appeared in the Atlanta Journal.
1900 – N’Djamena was founded as Fort-Lamy by French commanderÉmile Gentil.
1903 Bob Hope, British-born comedian and actor, was born (d. 2003).
1903 May coup d’etat: Alexander Obrenovich, King of Serbia, and Queen Draga, were assassinated in Belgrade by the Black Hand (Crna Ruka) organization.
1905 – The World’s first state-run maternity home opened in St Helens Hospital, Wellington.
1906 – T.H. White, British author, was born (d. 1964).
1913 – Igor Stravinsky‘s ballet score The Rite of Spring received its premiere performance in Paris, provoking a riot.
1914 – Tenzing Norgay, Nepalese-Indian mountaineer, was born, (d. 1986).
1914 Ocean liner RMS Empress of Ireland sank in the Gulf of St. Lawrence with the loss of 1,024 lives.
1917 – John F. Kennedy, 35th President of the United States, was born (d. 1963).
1919 – Einstein’s theory of general relativity was tested (later confirmed) by Arthur Eddington’s observation of a total solar eclipse in Principe and by Andrew Crommelin in Sobral, Ceará, Brazil.
1919 The Republic of Prekmurje founded.
1924 AEK Athens FC was established on the anniversary of the siege of Constantinople by the Turks.
1935 The Hoover Dam was completed.
1939 Albanian fascist leader Tefik Mborja is appointed as member of the Italian Chamber of Fasces and Corporations.
1940 The first flight of the F4U Corsair.
1941 Doug Scott, British mountaineer, was born.
1942 Bing Crosby, the Ken Darby Singers and the John Scott Trotter Orchestra recorded Irving Berlin’s “White Christmas”.
1945 Gary Brooker, musician (Procol Harum), was born.
1945 First combat mission of the Consolidated B-32 Dominator heavy bomber.
1947 – Mabel Howard became New Zealand’s first female Cabinet Minister.
1948 Creation of the United Nations Truce Supervision Organisation
1950 The St. Roch, the first ship to circumnavigate North America, arrived in Halifax, Nova Scotia .
1953 Edmund Hillary and Sherpa Tenzing Norgay became the first people to reach the summit of Mount Everest, on Tenzing Norgay’s (adopted) 39th birthday.
1954 First of the annual Bilderberg conferences.
1959 Rupert Everett, English actor, was born.
1961 Melissa Etheridge, American musician, was born.
1963 Tracey E. Bregman, American actress, was born.
1967 Noel Gallagher, English musician (former Oasis), was born.
1969 General strike in Córdoba, Argentina, leading to the Cordobazo civil unrest.
1973 Tom Bradley was elected the first black mayor of Los Angeles.
1975 Melanie Brown, English musician and actress (Spice Girls), was born.
1978 Adam Rickitt, British actor, was born.
1982 – Pope John Paul II became the first pontiff to visit Canterbury Cathedral.
1985 – Heysel Stadium disaster: At the European Cup final in Brussels 39 football fans died and hundreds are injured when a dilapidated retaining wall collapses after Liverpool F.C. fans breached a fence separating them from Juventus F.C. fans.
1985 Amputee Steve Fonyo completed cross-Canada marathon at Victoria, British Columbia, after 14 months.
1988 U.S. President Ronald Reagan began his first visit to the Soviet Union.
1990 The Russian parliament elected Boris Yeltsin president of the Russian SFSR.
1999 Olusegun Obasanjo took office as President of Nigeria, the first elected and civilian head of state in Nigeria after 16 years of military rule.
1999 Space Shuttle Discovery completed the first docking with the International Space Station.
1999 – Charlotte Perrelli won the Eurovision Song Contest 1999 for Sweden with the song Take Me to Your Heaven.
2001 U.S. Supreme Court ruled that disabled golfer Casey Martin could use a cart to ride in at tournaments.
2004 The National World War II Memorial was dedicated in Washington, D.C.
2008 – A strong earthquake measuring 6.1 on the Richter scale struck Iceland near the town of Selfoss, injuring 30 people.
2012 – A 5.8-magnitude earthquake hit northern Italy near Bologna, killing at least 24 people.
2014 – Ignatius Aphrem II was enthroned as the Syriac Orthodox Patriarch of Antioch.
2015 – One World Observatory at One World Trade Center opened.
Sourced from NZ History Online & Wikipedia.