Microsoft faces new complaint
Rivals including Oracle and Sun Microsystems ask Europe to investigate new allegations about Microsoft's tactics.

Microsoft reaches anti-trust deal
The US government agrees an anti-trust settlement with Microsoft, but hurdles remain before the long-running case is resolved.

Microsoft's business challenges
The software giant has faced more than legal challenges as it tries to cope with a slowdown in computer sales and revenue growth.

Microsoft broken up
A judge orders the break-up of software giant Microsoft, in the biggest anti-trust judgement in US history.