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Manchester United Manager Alex Ferguson

15 May 1991: Portrait of Manchester United Manager Alex Ferguson with the trophy after the European Cup Winners Cup final against Barcelona at the Feyenoord Stadium in Rotterdam, Holland. Manchester United won the match 2-1. \ Mandatory Credit: David Cannon/Allsport

Celebrating Alex Ferguson's glittering career

Manchester United manager Sir Alex Ferguson will retire at the end of the 2012-13 season after more than 26 years in charge, bringing to a close the most glittering managerial career in British soccer. The Premier League champions confirmed on May 8 that Ferguson, 71, would step aside following United's home game against West Bromwich Albion on May 19. Here's a look back at his glittering and award-winning career during which he won 49 trophies.