In the summer of 2003, Russian tycoon Roman Abramovich took control of Chelsea football club, where he invested his apparently endless supply of roubles on paying off debts and persuading some of the world's finest players to ply their trade at Stamford Bridge, and thus began their transformation from Premier League "nearly men" to league winners. It is irrefutable that since the takeover, Chelsea have enjoyed tremendous success. A first league win since 1955 came one year later while last May the club won their first ever Champions League trophy. But not everything has been rosy. Abramovich has churned his way through 8 managers in 9 years - a ridiculous statistic - while the club haven't won the league title since 2010. In fact, Roman Abramovich's Chelsea era, though successful in parts, has also been laden with controversies and costly mistakes - 10 of which we examine here. A probe by
The Sun a year ago found that the tycoon has sunk an eye-watering
2 billion into the club since 2003 - and that's not accounting for the last two transfer windows. But has his huge investment in the club been completely worth it? Or could he have handled certain situations a little differently? Click "Next" to relive the 10 Worst Decisions Abramovich Ever Made at Chelsea.