May 20
1734 1st Jockey Club forms in South Carolina
1879 5th Kentucky Derby: Charlie Shauer aboard Lord Murphy wins in 2:37
1897 British Open Men's Golf, Royal Liverpool GC: English amateur Harold Hilton wins 2nd Open title by 1 stroke from Scot James Braid
1900 II Summer (Modern) Olympic Games open in Paris (last 5 months)
1913 38th Preakness: James Butwell aboard Buskin wins in 1:53.4
1920 Policemen raid the Cubs' bleachers & arrest 24 fans for gambling
1922 Babe Ruth and Bob Meusel, previously suspended by Judge Kenesaw Mountain Landis, return to the NY lineup and go hitless
1930 University of California dedicates $1,500 to research on prevention & cure of athlete's foot
1940 Soccer team HZVV forms in Hoogeveen
1941 White Sox Taft Wright sets AL record of RBIs in 13 consecutive games
1945 Keith Miller scores 105 in the 1st Victory Test Cricket at Lord's
1946 Cubs Claude Passeau makes his 1st error since September 21, 1941, ending pitcher's fielding record of 273 consecutive errorless chances
1948 Cleveland Indians tie AL record of 18 walks (beat Red Sox 13-4)
1950 75th Preakness: Eddie Arcaro aboard Hill Prince wins in 1:59.2
1959 Yanks sink to last place, 1st time since May 25, 1940
1960 Baseball game in Milwaukee postponed due to dense fog
1961 86th Preakness: Johnny Sellers aboard Carry Back wins in 1:57.6
1964 Buster Mathis beats future world heavyweight champion Joe Frazer on points at trials in Flushing, NY to qualify for US Olympic boxing team; Mathis injures thumb, replaced by Frazier who wins gold medal
1967 92nd Preakness: Bill Shoemaker aboard Damascus wins in 1:55.2
1972 5th ABA Championship: Indiana Pacers beat NY Nets, 4 games to 2
1972 97th Preakness: Eldon Nelson aboard Bee Bee Bee wins in 1:55.6
1978 103rd Preakness: Steve Cauthen wins aboard Affirmed for the 2nd-leg of the Triple Crown
1983 American heavyweight boxer Larry Holmes beats countryman Tim Witherspoon by split decision to retain his WBC title at the Dunes Hotel & Casino, Las Vegas
1983 Michael Dokes & Mike Weaver fight to a draw in 15 for heavyweight boxing title
1983 Phillies Steve Carlton passes W Johnson with 2nd most strike outs
1984 Boston's Roger Clemens beats Twins, 5-4, for his 1st victory
1985 Indians-Brewers game at Cleve Stadium is 1st rainout of 1985, ends record string of 458 ML games since Opening Day without a rain-out
1985 Larry Holmes beats Carl Williams in 15 for heavyweight boxing title
1988 Mike Schmidt hits his 535th HR, moving into 8th place
1989 114th Preakness: Pat Valenzuela aboard Sunday Silence wins in 1:53.8
1991 Chicago Bull Michael Jordan, named NBA's MVP
1991 Jeff Reardon gains his 300th career save
1992 36th European Cup: Barcelona beats Sampdoria 1-0 at London
1995 120th Preakness: Pat Day aboard Timber Coutry wins in 1:54.4
1997 White Sox Frank Thomas reaches base safely for 15th straight time
1998 6th UEFA Champions League Final: Real Madrid beats Juventus 1-0 at Amsterdam
2000 125th Preakness: Jerry Bailey aboard Red Bullet wins in 1:56.00
2000 English FA Cup Final, Wembley Stadium, London (78,217): Chelsea beats Aston Villa, 1-0; Roberto Di Matteo scores 73' winner
2003 Laureus World Sports Awards, Grimaldi Forum, Monaco: Sportsman: Lance Armstrong (rescinded); Sportswoman: Serena Williams; Team: Brazil Men's National Football team
2006 131st Preakness: Javier Castellano aboard Bernardini wins in 1:54.65
2015 NASCAR 2016 Hall of Fame inductees: Bobby Isaac, Terry Labonte and Jerry Cook
2017 142nd Preakness Stakes: Javier Castellano aboard Cloud Computing wins in 1 minute 55.98 seconds
2018 The Tradition Senior Men's Golf, Greystone G &CC: Spaniard Miguel Ángel Jiménez wins by 3 from American trio Joe Durant, Steve Stricker & Gene Sauers
May 21
1819 1st bicycles (swift walkers) in US introduced in NYC
1878 4th Kentucky Derby: Jimmy Carter aboard Day Star wins in 2:37.25
1881 US National Lawn Tennis Association is established in NYC, New York
1886 14th Preakness: S Fisher aboard Bard wins in 2:45
1891 Australian boxer Peter Jackson and future world heavyweight champion Jim Corbett fight a No Contest in 61 rounds at California Athletic Club, San Francisco
1904 Federation Internationale de Football Association (FIFA) forms in Paris
1907 32nd Preakness: G Mountain aboard Don Enrique wins in 1:45.4
1914 39th Preakness: Andy Schuttinger aboard Holiday wins in 1:53.8
1922 Col Ruppert buys out Col Huston interest in NY Yankees for $1,500,000
1922 Ruppert buys out Huston interest in Yankees for $15 million
1926 White Sox Earl Sheely hits a record 6th consecutive double
1932 1st Curtis Cup: US wins, 5½-3½ at Wentworth Club (Wentworth, England)
1938 Don Bradman scores 143 Austalia v Surrey, 198 mins, 11 fours
1943 Fastest 9 inning AL baseball game (89 mins), White Sox beat Senators
1945 Australian Services win 1st Victory Test Cricket at Lord's by 6 wickets
1948 NY Yank Joe DiMaggio hits for cycle (single, double, triple, HR)
1952 Booklyn Dodgers score 15 runs in their 1st inning to beat Cincinnati Reds 19-1
1960 85th Preakness: Bobby Ussery aboard Bally Ache wins in 1:57.6
1966 91st Preakness: Don Brumfield aboard Kauai King wins in 1:55.4
1966 Muhammad Ali TKOs Henry Cooper in 6 for heavyweight boxing title
1968 Cubs Billy Williams sets outfielder record of 695 straight game
1969 Slovan Bratislava of Czechoslovakia win 9th European Cup Winner's Cup against FC Barcelona of Spain 3-2 in Basel
1971 Chelsea win 11th European Cup Winner's Cup against Real Madrid 2-1 in Athens (replay)
1977 102nd Preakness: Jean Cruguet aboard Seattle Slew wins in 1:54.4
1977 San Diego Padres beat Mont Expos, 11-8, in 21 innings
1979 Stanley Cup Final, Montreal Forum, Montreal, Quebec: 4 consecutive titles for Montreal Canadiens; beat NY Rangers, 4-1 for a 4 games to 1 series win
1981 Stanley Cup Final, Nassau Coliseum, Uniondale, NY: NY Islanders win back-to-back titles; beat Minnesota North Stars, 5-1 for 4 games to 1 series win
1983 108th Preakness: Donald Miller Jr on Deputed Testamony wins in 1:55.4
1988 113th Preakness: Eddie Delahoussaye aboard Risen Star wins in 1:56.2
1989 LPGA Championship Women's Golf, Jack Nicklaus GC: Nancy Lopez wins her 3rd LPGA C'ship by 3 strokes from Ayako Okamoto of Japan
1994 119th Preakness: Pat Day aboard Tabasco Cat wins in 1:56.4
1994 Reds bat out of order against Dodgers in 2nd inning
1996 Ken Griffey Jr, 26, is 8th youngest to hits 200 home runs
1997 Blue Jays pitcher Roger Clemens beats the Yankees for his 200th win
2001 NHL Western Conference Final: Colorado Avalanche beat St. Louis Blues, 4 games to 1
2005 130th Preakness: Jeremy Rose aboard Afleet Alex wins in 1:55.04
2005 English FA Cup Final, Millennium Stadium, Cardiff (71,876): Arsenal beats Manchester United, 5-4 on penalties after 0 – 0 (a.e.t.); Gunners' 10th title
2006 The Swedish ice hockey team Tre Kronor takes gold in the World Championship, becoming the first nation to hold both the World and Olympic titles separately in the same year.
2008 UEFA Champions League Final, Moscow: Manchester United beats Chelsea, 6-5 on penalties after scores tied at 1-1 after extra time; first all-English final in the competition's history
2011 136th Preakness: Jesús Castañón aboard Shackleford wins in 1:56.47
2016 141st Preakness Stakes: Kent Desormeaux aboard Exaggerator wins in 1 minute 58 seconds
2016 On same card, American boxer Jermell Charlo KOs John Jackson in 8th to claim vacant WBC super welterweight title, and Jermall Charlo beats Austin Trout on points to retain IBF version; first twins to hold world championships in same weight division
2016 English FA Cup Final, Wembley Stadium, London: Manchester United beats Crystal Palace, 2-1 (a.e.t.); Jesse Lingard scores 110' winner
2017 IPL Cricket Final, Rajiv Gandhi Stadium, Hyderabad: Mumbai Indians beat Rising Pune Supergiant by 1 run; Krunal Pandya 47 (38)
2017 The Tradition Senior Men's Golf, Greystone G&CC: Defending champion Berhard Langer wins by 5 strokes from Scott Parel & Scott McCarron