Following the news that David Haye may be forced to retire, we take a look back at the Londoner's boxing career.
1980: Born October 13, in Bermondsey.
2001: Reaches final of the World Amateur Championships in Belfast, losing to Cuban Odlanier Solis in the third round.
2002: Turns professional and wins first fight in December, beating fellow Englishman Tony Booth.
2004: September - Loses for the first time, beaten by former WBO champion Carl Thompson at Wembley Arena in an IBO cruiserweight title fight.
2005: December - Wins EBU European cruiserweight belt, beating Alexander Gurov in Bracknell.
2006: Retains European title with wins over Lasse Johansen, Ismail Abdoul and Giacobbe Fragomeni.
2007: Begins his year with a heavyweight fight at Wembley Arena, and a first-round knock-out of Poland's Tomasz Bonin.
2007: November - Wins WBA and WBC cruiserweight titles with victory over Jean-Marc Mormeck in France by seventh-round stoppage.
2008: March - Beats Welshman Enzo Maccarinelli in the second round at the O2 Arena and adds WBO title to his collection. Reveals he is to move up to heavyweight division on a permanent basis, and later gives up his cruiserweight titles.
2008: November - Wins first fight as a full-time heavyweight, with a fifth-round TKO victory over Monte Barrett in London.
2009: June - Pulls out of planned fight with WBC heavyweight champion Vitali Klitschko due to injury.
2009: November 7 - Takes on WBA champion Nikolai Valuev in Nuremberg and wins on points, with two judges favouring Haye and another scoring the fight as a draw. Lands first world title as a heavyweight.
2010: April 3 - Retains WBA world heavyweight title after John Ruiz's corner throws in the towel in the ninth round in Manchester.
2010: November 13 - Beats Audley Harrison by third-round stoppage to retain WBA title for a second time.
2011: July 2 - Beaten by Wladimir Klitschko on points in world heavyweight unification bout in Hamburg.
2011: October 11 - The British Boxing Board of Control general secretary Robert Smith reveals Haye has emailed the board stating he does not wish to renew his fighting licence.
2011: October 13 - Haye officially announces his retirement on his 31st birthday, a date he always maintained would signal the end of his career.
2012: February 19 - Commentates on Dereck Chisora's points defeat to Vitali Klitschko in Munich and becomes involved in a fight with Chisora at the post-match press conference following comments relating to his loss to Wladimir Klitschko. Haye's manager Adam Booth is cut in the fight and a camera tripod is thrown.
2012: May 8 - Signs deal to come out of retirement and fight Chisora. BBBoC refuses to sanction the fight, with neither fighter holding a license due to Haye's retirement and Chisora being banned for the fracas after the Klitschko fight.
2012: May 18 - The fight is announced as a WBO and WBA title bout and licensed by the Luxembourg Boxing Federation.
2012: July 14 - Beats Chisora by fifth-round stoppage.
2013: May 14 - Pulls out of scheduled bout with Germany's Manuel Charr due to a hand injury.
2013: September 21 - Fight against Tyson Fury is cancelled after Haye suffers a deep cut while sparring. The fight is rescheduled for February 8, 2014.
2013: November 17 - Cancels the Fury fight again and reveals he has been advised to consider retirement after surgery on a shoulder problem.