- Sep 1 74-year-old Hafnia Hotel burns, killing 35 (Copenhagen, Denmark)
- Sep 1 Gloucestershire beats Sussex by 40 runs in the Gillette Cup cricket final at Lord's to win their first major trophy since the Championship in 1877; South African all-rounder Mike Proctor stars with 94 and 2 for 37
Boxing Title Fight
Sep 1 In his first title defense George Foreman retains his WBC & WBA heavyweight crowns when he KOs Jose "King" Roman of Puerto Rico in round 1 in Tokyo, Japan
- Sep 1 Libya nationalizes 51 percent of nine other oil companies' concessions
Sports History
Sep 2 Billy Martin is fired as Detroit Tigers manager due to continual differences with the front office; goes on to manage Texas, Oakland and NY Yankees (in 5 separate stints)
- Sep 2 Netherlands win their first men’s hockey World Cup, 4-2 on penalties over India in Amstelveen, Netherlands
- Sep 3 American golfer Billy Casper finishes at 20-under-par 264 to beat Australian Bruce Devlin by 1 stroke to win the Sammy Davis, Jr. Greater Hartford Open; his 50th PGA Tour title
- Sep 3 General Walters ends term as acting director of CIA
Telethon
Sep 3 Jerry Lewis' 8th Muscular Dystrophy telethon
- Sep 4 William E. Colby, becomes 10th director of the CIA
- Sep 5 "Desert Song" opens at Uris Theater NYC for 15 performances
- Sep 5 1st one-day Cricket international for WI (v Eng) - lose by 1 wicket
- Sep 5 Conference of less developed countries approves forming "producers' associations" and calls for withdrawal of Israeli forces from occupied Arab lands
- Sep 6 New York Times reports almost all Superfectas run at Yonkers, Roosevelt & Monticello from Jan-Mar of 1973 were fixed
- Sep 7 Mike Storen becomes American Basketball Association's 4th commissioner
- Sep 8 "Star Trek - Animated Series" premieres on TV
- Sep 8 Billy Martin named manager of the Texas Rangers
Baseball Record
Sep 8 Hank Aaron sets record of most HRs in 1 league (709)
- Sep 8 Rebecca Ann King (23), Miss Colorado, crowned 46th Miss America
US Open Women's Tennis
Sep 8 US Open Women's Tennis, Forest Hills, NY: Margaret Court wins her 24th and final Grand Slam singles title; beats fellow Australian Evonne Goolagong Cawley 7-6, 5-7, 6-2
Sports History
Sep 9 4th place finish in the Italian Grand Prix at Monza is enough to clinch Jackie Stewart his 3rd Formula 1 World Drivers Championship
- Sep 9 US Open Men's Tennis, Forest Hills, NY: Australian John Newcombe wins his second US singles title; beats Jan Kodeš 6-4, 1-6, 4-6, 6-2, 6-3
Sports History
Sep 10 Muhammad Ali defeats Ken Norton
- Sep 10 NY Jets trade pro footballs leading receiver Don Maynard to St Louis
Coup d'état
Sep 11 Chilean President Salvador Allende, the 1st elected Marxist president of a South America country, is deposed in a military coup led by general Augusto Pinochet
- Sep 12 2 bettors win largest US Daily Double ($19,909.60 in Detroit)
- Sep 12 USSR performs nuclear test at Novaya Zemlya USSR
- Sep 13 ABC announces it obtained TV rights for 1976 Olympics
- Sep 13 Syrian-Israeli dogfight over Mediterranean Sea
- Sep 13 US Congress passes & sends a bill to President Nixon to lift NFL football's television blackout of sold out games
- Sep 14 Indianapolis is awarded a WHA franchise
- Sep 14 Israel shoots down 13 Syrian MIG-21s
Event of Interest
Sep 14 US President Richard Nixon signed into law a measure lifting pro football's blackout
- Sep 15 Dutch Guilder devalued by 5%
- Sep 15 Ohio State's Archie Griffith begins record 31 cons 100 yd rushing
- Sep 15 OPEC supports price hikes and designates six Gulf countries to negotiate collectively with companies over prices; other members to negotiate individually
World Record
Sep 15 Secretariat wins Marlboro Cup in world record 1:45 2/5 for 1¼ miles
- Sep 16 "Desert Song" closes at Uris Theater NYC after 15 performances
NFL Record
Sep 16 Buffalo running back O.J. Simpson rushes for a then NFL record 250 yards in the Bills, 31-13 win at New England
Baseball Record
Sep 19 Frank Robinson, Angels OF, homers in record 32nd major league ballpark - Arlington Stadium (Arlington, Texas), against the Rangers
- Sep 19 NL refuses to allow San Diego Padres move to Washington, D.C.
- Sep 19 Pirate Radio Free America (off Cape May NJ) forms
- Sep 19 USSR performs underground nuclear test
Sports History
Sep 20 Billie Jean King beats Bobby Riggs in battle-of-sexes tennis match
Sports History
Sep 20 Willie Mays announces retirement at end of 1973 season
Event of Interest
Sep 21 Jackson Pollocks painting "Blue Poles" sold for $2,000,000
Contract of Interest
Sep 21 Nate Archibald signs 7 yr contract with NBA KC Kings for $450,000
- Sep 21 NY Mets go into 1st place (at .500) after trailing 12½ games
- Sep 22 "A Little Night Music" opens at Majestic Theater on Broadway
- Sep 22 Baltimore Oriole Al Bumbry hits 3 triples vs Milwaukee Brewers
Event of Interest
Sep 22 Henry Kissinger sworn in as America's 1st Jewish Secretary of State, succeeds William Rogers
- Sep 22 Ryder Cup Golf, Muirfield: US beats Great Britain & Ireland, 19-13; first time 'Ireland' included in team name
Election of Interest
Sep 23 Argentine General Elections - former Argentine President Juan Perón returns to power
- Sep 23 Largest known prime number, 2 ^ 132,049-1, is found with computer aid by David Slowinski; holds as largest until 1985
- Sep 24 Guinea-Bissau declares independence from Portugal
- Sep 25 3-man crew of Skylab 3 make safe splashdown in Pacific after 59 days
- Sep 25 New York Mets beat Montreal Expos, 2-1 on 'Willie Mays Night' at Shea Stadium, NYC
- Sep 26 Concorde makes its first non-stop crossing of the Atlantic (Washington, D.C. to Paris) in record-breaking time (3h33m).
- Sep 26 Turkey's state of siege ends (after 2½ years)
Sports History
Sep 26 Wilt Chamberlain signs with ABA San Diego Conquistadors
Baseball Record
Sep 27 Nolan Ryan strikes out 16 in 11 innings, for record 383 of season
- Sep 27 Soyuz 12 carries 2 cosmonauts into Earth orbit (2 days)
- Sep 27 USSR performs nuclear test at Novaya Zemlya USSR
Music Single
Sep 27 “The Way We Were” single released by Barbra Streisand (Billboard Song of the Year, 1974)
- Sep 28 ITT Building in New York City bombed to protest ITT's involvement in the September 11 1973 coup d'état in Chile.
- Sep 28 Palestinian Terrorists hijack Austrian train
- Sep 29 "Jimmy Loves Mary-Anne" by Looking Glass peaks at #33
- Sep 29 "We're An American Band" by Grand Funk peaks at #1
- Sep 29 Insurance ind announces auto racers get into more highway accidents
- Sep 29 Soyuz 12 returns to Earth
- Sep 30 Mel Gray begins NFL streak of 121 consecutive game receptions
- Sep 30 New York City Marathon: American Nina Kuscsik retains her crown in 2:57:07; Tom Fleming wins men's race in 2:21:54
- Sep 30 New York Yankees close 50th year at Yankee Stadium with an 8-5 loss to Detroit Tigers for an 80-82 season record; manager Ralph Houk resigns
- Sep 30 USSR performs underground nuclear test