This week marks the 10 year anniversary of the Chapter 11 filing of Enron, the Texas-based energy trader and supplier. It was at the time the biggest ever corporate bankruptcy and its collapse sent reverberations around the corporate and financial world – bringing about tightened regulations and changes to auditing firms' relationships with clients.

Here is a timeline of the rise and downfall of Enron, taken from newspaper reports, Enron's press statements and The Smartest Guys in the Room, by Bethany McLean and Peter Elkind.