- 1303 – Flemings conquers Middelburg
- 1471 – Battle of Tewkesbury – King Edward IV vs Ex-queen Margaretha
- 1493 – Spanish Pope Alexander VI divides America between Spain & Portugal
- 1494 – Christopher Columbus lands in Jamaica
- 1540 – Venice & Turkey sign Treaty of Constantinople
- 1572 – Veere sides with Geuzen
- 1626 – Indians sell Manhattan Island for $24 in cloth & buttons
- 1626 – Peter Minuit becomes director-general of New Netherlands
- 1634 – Johan van Walbeecks fleet departs to West-Indies
- 1652 – Battle at Etampes: French army under Turenne beats Fronde rebels
- 1715 – French manufacturer debuts 1st folding umbrella (Paris)
- 1728 – Georg F H„ndels opera “Tolomeo, re di Egitto,” premieres in London
- 1747 – Willem IV appointed viceroy of Overijssel
- 1776 – Rhode Island declares independence from England
- 1780 – American Academy of Arts & Science founded
- 1780 – Charles Bunbury on Diomed wins 1st Epsom Derby
- 1783 – Herschel reports seeing a red glow near lunar crater Aristarchus
- 1805 – Henry C Overing buys 80 acres of Throggs Neck in Bronx
- 1814 – Bourbon reign restored in France
- 1818 – Netherlands & England sign treaty against illegal slave handling
- 1834 – Charles Darwin’s expedition reaches 200 km from Atlantic Ocean
- 1839 – The Cunard Steamship Company Ltd forms San Bonifacio
- 1843 – Great-Britain annexes Natal
- 1846 – US state Michigan ends death penalty
- 1847 – NY State creates a Board of Commissioners of Emigration
- 1851 – 1st major SF fire
- 1858 – War of Reform (M‚xico); Liberals establish capital at Vera Cruz
- 1861 – At Gretna LA, one of 1st guns of Rebel navy is cast
- 1862 – -5] Battle at Williamsburg, Virginia
- 1862 – Yorktown, VA – McClellan halted his troop before town as it is full of armed torpedoes left by CS Brig general Gabrial Rains
- 1863 – Battle of Chancellorsville-action at Salem Church
- 1863 – End of Chancellorsville – Beaten Union army withdraws
- 1864 – -16] actions at Drewry’s Bluff, Virginia
- 1864 – Gen Grant’s Army at Potomac attacks at Rappahannock
- 1864 – Ulysses S Grant crosses Rapidan & begins his duel with Robert E Lee
- 1865 – Battle of Citronville, AL; Richard Taylor surrenders
- 1865 – Battle of Mobile, AL
- 1866 – Woodward’s Gardens opens to public
- 1871 – 1st baseball league game (National Association of Baseball Players), (Ft Wayne 2, Cleveland 0) Deacon Jim White gets 1st hit, a double
- 1878 – Phonograph shown for 1st time at Grand Opera House
- 1883 – John Gordon Cashmans begins “Vicksburg Evening Post” (Miss)
- 1886 – Haymarket riot in Chicago; bomb kills 7 policemen
- 1888 – Italy & Spain sign military covenant
- 1893 – Cowboy Bob Pickett invents bulldogging
- 1896 – 1st edition of London Daily Mail (« penny)
- 1896 – Grease fire ignites « ton of dynamite at Cripple Creek Colorado
- 1897 – 23rd Kentucky Derby: Buttons Garner aboard Typhoon II wins in 2:12«
- 1897 – Fire in Paris bazaar at Rue Jean Goujon kills 200
- 1898 – 24th Kentucky Derby: Willie Simms aboard Plaudit wins in 2:09
- 1899 – 25th Kentucky Derby: Fred Taral aboard Manuel wins in 2:12
- 1910 – Canadian Currency Act, 1910, receives Royal Assent
- 1910 – Canadian parliament accept creation of Royal Canadian Navy
- 1910 – Tel Aviv founded
- 1912 – Italian mariners occupy Turkish Island of Rhodes
- 1915 – Italy drops Triple Alliance with Austria-Hungaryb & Germany
- 1916 – At request of US, Germany curtails its submarine warfare
- 1917 – Arabs sack Tel Aviv
- 1918 – Yankees set record with 8 sacrifices, beat Red Sox’s Babe Ruth 5-4
- 1919 – 1st legal Sunday baseball game in NYC (Phillies beat Giants 4-3)
- 1919 – FVC soccer team forms
- 1919 – Giants play their 1st legal Sunday home game, 35,000 see Phils win 4-3
- 1922 – KNX-AM in Los Angeles CA begins radio transmissions
- 1923 – Bloody street battles between nazi’s, socialist & police in Vienna
- 1923 – NY state revokes Prohibition law
- 1924 – 8th Olympic games open at Paris, France
- 1924 – German Republic election fascists & communists win
- 1925 – League of Nations conference on arms control & poison gas usage
- 1926 – General strike hits Britain
- 1927 – 1st balloon flight over 40,000 feet (Scott Field, Ill)
- 1927 – Academy of Motion Picture Arts & Sciences forms
- 1927 – Nicaragua agrees to a US supervised presidential election in 1928
- 1929 – Lou Gehrig hits 3 consecutive HRs, Yankees 11, Tigers 9
- 1931 – Mustafa Kemal Pasja becomes Turkish president
- 1932 – Al Capone, convict of income tax evasion, enters Atlanta Penitentiary
- 1933 – Pulitzer prize awarded to Archibald Macleish (Conquistador)
- 1935 – 61st Kentucky Derby: Willie Saunders aboard Omaha wins in 2:05
- 1936 – Pulitzer prize awarded to Harold L Davis (Honey in the Horn)
- 1938 – Douglas Hyde (a protestant) becomes 1st president of Eire
- 1940 – 21 “not neutral” nazis & communists arrested in Netherlands
- 1940 – 66th Kentucky Derby: Carroll Bierman aboard Gallahadion wins in 2:05
- 1942 – Battle of Coral Sea begun (1st sea battle fought solely in air)
- 1942 – Food 1st rationed in US
- 1942 – German occupiers imprison 450 prominent Dutch as hostages
- 1942 – Pulitzer prize awarded to Ellen Glasgow (In this our Life)
- 1943 – NL Ford Frick demonstrates revised balata ball to reporters by bouncing it on his office carpet ball proves to be 50% livelier
- 1945 – German troops in Netherlands, Denmark & Norway surrender
- 1946 – 5 die in a 2 day riot at Alcatraz prison in SF bay
- 1946 – 72nd Kentucky Derby: Warren Mehrtens aboard Assault wins in 2:06.6
- 1946 – Wash’s Cecil Travis gets 6 straight hits before being stopped
- 1948 – The Hague Court of Justice convicts Hans Rauter (SS) to the death
- 1949 – Air crash at Turijn (whole Torino-soccer team survives)
- 1952 – Babe Didrikson-Zaharias wins LPGA Fresno Golf Open
- 1953 – Pulitzer prize awarded to E Hemingway (Old Man & The Sea)
- 1954 – US performs atmospheric nuclear test at Bikini Island
- 1956 – Queen Juliana unveils National Monument to Dams in Amsterdam
- 1956 – US performs atmospheric nuclear test at Enwetak
- 1957 – 83rd Kentucky Derby: Bill Hartack aboard Iron Liege wins in 2:02.2
- 1957 – Alan Freed hosts “Rock n’ Roll Show” 1st prime-time network rock show
- 1957 – Anne Frank Foundation forms in Amsterdam
- 1958 – Alberto Lleras Camargo chosen president of Colombia
- 1959 – 1st Grammy Awards: Perry Como & Ella Fitzgerald win
- 1959 – Pulitzer prize awarded to Archibald Macleish (JB)
- 1960 – 1st great Delta dam closes, North-South Beveland
- 1961 – 13 Freedom riders began bus trip through South
- 1961 – 1st on-the-road Spacemobile lecture given.
- 1961 – CORE begins freedom rides from Washington, DC
- 1961 – Malcolm Ross & Victor Prather reach 34,668 m (record) in balloon
- 1961 – South-Africa ANC-leader John Nkadimeng arrested
- 1962 – US performs atmospheric nuclear test at Christmas Island
- 1963 – 89th Kentucky Derby: Braulio Baeza aboard Chateaugay wins in 2:01.8
- 1963 – Pitcher Bob Shaw sets record of 5 balks in a game
- 1964 – “Another World” & “As the World Turns” premieres on TV
- 1964 – 70 GATT-countries confer in Geneva
- 1964 – KIII TV channel 3 in Corpus Christi, TX (ABC) begins broadcasting
- 1964 – Pulitzer prize awarded to Richard Hofstadter (Anti-intellectualism)
- 1965 – Willie Mays 512th HR breaks Mel Ott’s 511th NL record
- 1966 – Soviet govt signs accord about building Fiat factory in USSR
- 1967 – Lunar Orbiter 4 launched by US; begins orbiting Moon May 7
- 1968 – 1st ABA championship: Pitts Pipers beat NO Buccaneers, 4 games to 3
- 1968 – 94th Kentucky Derby: Ismael Valenzuela aboard Forward Pass wins
- 1968 – Dancer Image DQ due to drugs after winning 94th Kent Derby in 2:02«
- 1969 – Charles Gordone’s “No Place to be Somebody,” premieres in NYC
- 1969 – Sandra Haynie wins LPGA Shreveport Kiwanis Club Golf Invitational
- 1969 – Stanley Cup: Montreal Canadiens sweep St Louis Blues in 4 games
- 1970 – National Guard kills 4 at Kent State in Ohio
- 1970 – Premier Kosygin affirms existence Russian military advisors in Egypt
- 1970 – Pulitzer prize awarded to Erik H Erikson (Gandhi’s Truth)
- 1972 – Vietcong forms revolutionary govt in Quang Tri South Vietnam
- 1973 – 1st TV network female nudity-Steambath (PBS)-Valerie Perrine
- 1973 – BPAA US Women’s Bowling Open won by Millie Martorella
- 1973 – Longest game in Veterans’ Stadium, Phillies beat Braves 5-4 in 20
- 1973 – Patriarch Shenuda II of Kopitisch church visits the pope
- 1973 – Phillies beat Braves 5-4 in 20 innings
- 1973 – Wings release “Red Rose Speedway” in UK
- 1974 – 100th Kentucky Derby: Angel Cordero Jr. aboard Cannonade wins in 2:04
- 1975 – Ed Bullins’ “Taking of Miss Jane,” premieres in NYC
- 1975 – Flyers 1-Isles 0-Semis-Flyers hold 3-0 lead-Isles held to 14 shots
- 1975 – Houston’s Bob Watson scores baseball’s one-millionth run of all time
- 1975 – Maria Astrologes wins LPGA Birmingham Golf Classic
- 1976 – “1600 Pennsylvania Avenue” opens at Mark Hellinger NYC for 7 perfs
- 1976 – Kiss performs their 1st concert
- 1978 – Russian president Brezhnev visits West-Germany
- 1979 – Jackie Mercer wins her 4th golf title 31 years after her 1st
- 1979 – Margaret Thatcher elected prime minister of England
- 1979 – NASA launches Fltsatcom-2
- 1980 – Dodgers bat out of order against Phillies in 1st inning
- 1980 – Hollis Stacy wins LPGA CPC Women’s Internationalional Golf Tournament
- 1980 – White Sox 1st baseman Mike Squires catches final inning of 11-1 loss to Brewers, becoming 1st lefty to catch since Dale Long in 1958
- 1981 – Rockline premieres on KLOS FM in Los Angeles
- 1981 – Silvana Cruciata runs 15k female world record (49:44.0)
- 1981 – Yankee Ron Davis strikes out 8 consecutive Angels, ran record of 13 strikeouts of last 14 faced, also saved Gene Nelsons 1st win, 4-2
- 1982 – British torpedo boat Sheffield off Falkland hit by Exocet rocket
- 1982 – Nordiques 2-Isles 4-Semifinals-Isles win series 4-0
- 1982 – Twins rookie outfielder Jim Eisenreich, who suffers from Tourette’s Syndrome, removes himself, due to taunts from Red Sox bleacher fans
- 1983 – China PR performs nuclear test at Lop Nor PRC
- 1984 – Dave Kingman’s fly ball never comes down (stuck in Metrodome ceiling)
- 1985 – 111th Kentucky Derby: Angel Cordero Jr on Spend A Buck wins 2:00.2
- 1986 – President Babrak Karmal resigns as party leader of Afghanistan
- 1988 – USSR performs nuclear test at Eastern Kazakh/Semipalitinsk USSR
- 1989 – Junior Felix of Toronto becomes 53rd to hit HR on 1st at bat
- 1989 – US launches Magellan to Venus
- 1989 – US space shuttle STS-30 launched
- 1990 – Angela Bowie reveals that ex husband David slept with Mick Jagger
- 1990 – Latvia’s parliament votes 138-0 (1 abstention) for Independence
- 1990 – Oriole Gregg Olson sets relief pitcher rec of 41 cons scoreless inns
- 1990 – Pakistan beat Aust by 36 runs to win Austral-Asia Cup, Sharjah
- 1991 – 117th Kentucky Derby: Chris Antley aboard Strike the Gold wins in 2:03
- 1991 – ABC Masters Bowling Tournament won by Doug Kent
- 1991 – Actress Sharon Gless & producer Barney Rosenzeig wed
- 1991 – Indians’ Chris James sets club record for most RBIs in a game (9)
- 1991 – Morris K Udall, (Rep-D-Ariz), resigns due to Parkinson disease
- 1991 – NY Mets M Sasser & Mark Carreon are 8th to hit consecutive pinch HRs
- 1991 – Pres Bush is hospitalized for erratic heartbeat
- 1993 – “Angels in America-Millennium Approaches” opens at Kerr for 367 perfs
- 1994 – Arsenal wins 34th Europe Cup II
- 1994 – Courtney Love cleared of drug charges
- 1996 – 122nd Kentucky Derby: Jerry Bailey aboard Grindstone wins in 2:01
- 1996 – ABC Bud Light Masters Bowling Tournament won by Ernie Schlegel
- 1996 – Greg Pavlik one-hits Tigers making the Rangers 1st AL team to pitch back-to-back one-hitters since the Washington Senators in 1917
- 1997 – Bruno’s Memorial Senior Golf Classic
- 1997 – Phil Blackmar wins 50th Houston golf Open
- 1997 – Sprint Titleholders LPGA Championship
- 1997 – Tammie Green wins LPGA Sprint Titlehoders Championship