May 22 events in history

853 A Byzantine fleet sacks and destroys undefended Damietta in Egypt
1176 The Hashshashin (Assassins) attempt to murder Saladin near Aleppo
1200 King John of England and King Philip II of France sign the Treaty of Le Goulet
1246 Henry Raspe is elected anti-king of the Kingdom of Germany, in opposition to Conrad IV
1254 Serbian King Stephen Uroš I and the Republic of Venice sign a peace treaty
1377 Pope Gregory XI issues five papal bulls to denounce the doctrines of English theologian John Wycliffe
1455 Start of the Wars of the Roses: at the First Battle of St Albans, Richard, Duke of York, defeats and captures King Henry VI of England
1629 Holy Roman Emperor Ferdinand II and Danish King Christian IV sign the Treaty of Lübeck to end the Danish intervention in the Thirty Years' War
1762 Sweden and Prussia sign the Treaty of Hamburg
1807 Most of the English town of Chudleigh is destroyed by fire
1807 A grand jury indicts former Vice President of the United States Aaron Burr on a charge of treason
1809 On the second and last day of the Battle of Aspern-Essling (near Vienna, Austria), Napoleon I is repelled by an enemy army for the first time
1812 Action of 22 May 1812: A small French two-frigate squadron comprising Ariane and Andromaque, returning from a commerce raiding campaign in the Atlantic, meets the 74-gun HMS Northumberland while trying the slip to Lorient through the British blockade
1816 A mob in Littleport, Cambridgeshire, England, riots over high unemployment and rising grain costs; the rioting spreads to Ely the next day
1819 The SS Savannah leaves port at Savannah, Georgia, United States, on a voyage to become the first steamship to cross the Atlantic Ocean. The ship arrived at Liverpool, England, on June 20
1826 HMS Beagle departs on its first voyage
1840 The transportation of British convicts to the New South Wales colony is abolished
1848 Slavery is abolished in Martinique
1849 Future U.S. President Abraham Lincoln is issued a patent for an invention to lift boats over obstacles in a river, making him the only U.S. President to ever hold a patent
1856 Congressman Preston Brooks of South Carolina beats Senator Charles Sumner with a cane in the hall of the United States Senate for a speech Sumner had made attacking Southerners who sympathized with the pro-slavery violence in Kansas ("Bleeding Kansas")
1863 American Civil War: Siege of Port Hudson – Union forces begin to lay siege to the Confederate-controlled Port Hudson, Louisiana
1864 American Civil War: After ten weeks, the Union Army's Red River Campaign ends with the Union unable to achieve any of its objectives
1871 The U.S. Army issues an order for abandonment of Fort Kearny in Nebraska
1872 Reconstruction: U.S. President Ulysses S. Grant signs the Amnesty Act into law restoring full civil and political rights to all but about 500 Confederate sympathizers
1885 Prior to burial in the Panthéon, the body of Victor Hugo was exposed under the Arc de Triomphe during the night
1897 The Blackwall Tunnel under the River Thames is officially opened
1903 Launch of the White Star Liner, SS Ionic
1906 The Wright brothers are granted U.S. patent number 821,393 for their "Flying-Machine"
1915 Lassen Peak erupts with a powerful force, and is the only mountain other than Mount St. Helens to erupt in the contiguous US during the 20th century
1915 Three trains collide in the Quintinshill rail disaster near Gretna Green, Scotland, killing 227 people and injuring 246; the accident is found to be the result of non-standard operating practices during a shift change at a busy junction
1926 Chiang Kai-shek replaces communists in Kuomintang, China
1939 World War II: Germany and Italy sign the Pact of Steel
1942 The Steel Workers Organizing Committee disbands, and a new trade union, the United Steelworkers, is formed
1942 Mexico enters World War II on the side of the Allies
1942 World War II: Ted Williams of the Boston Red Sox enlists in the United States Marine Corps as a flight instructor
1943 Joseph Stalin disbands Comintern
1945 Operation Paperclip – United States Army Major Robert B. Staver recommends that the U.S. evacuate German scientists and engineers to help in the development of rocket technology
1947 Cold War: in an effort to fight the spread of Communism, the U.S. President Harry S. Truman signs an act into law that will later be called the Truman Doctrine. The act grants $400 million in military and economic aid to Turkey and Greece, each battling an internal Communist movement
1958 Sri Lankan riots of 1958: This riot is a watershed event in the race relationship of the various ethnic communities of Sri Lanka. The total number of deaths is estimated to be 300, mostly Sri Lankan Tamils
1960 An earthquake measuring 9.5 on the moment magnitude scale, now known as the Great Chilean Earthquake, hits southern Chile. It is the most powerful earthquake ever recorded
1961 An earthquake rocks New South Wales
1962 Continental Airlines Flight 11 crashes after bombs explode on board
1963 An assassination attempt of Greek left-wing politician Grigoris Lambrakis, who will die five days later
1964 The U.S. President Lyndon B. Johnson announces the goals of his Great Society social reforms to bring an "end to poverty and racial injustice" in America
1967 The L'Innovation department store in the center of Brussels, Belgium, burns down. It is the most devastating fire in Belgian history, resulting in 323 dead and missing and 150 injured
1967 Vietnam War: Vinh Xuan massacre
1968 The nuclear-powered submarine the USS Scorpion sinks with 99 men aboard 400 miles southwest of the Azores
1969 Apollo 10 's lunar module flies within 8.4 nautical miles (16 km) of the moon's surface
1972 Ceylon adopts a new constitution, thus becoming a Republic, changes its name to Sri Lanka, and joins the Commonwealth of Nations
1980 Namco releases the highly influential arcade game Pac-Man