In the next seven days, both Microsoft's European Union and United States antitrust cases will reach critical junctures. A routine U.S. hearing tomorrow will likely be anything but routine. Elsewhere, an appeals court will issue a ruling on the validity of Microsoft's adverse antitrust case in Europe.

Novell's and Microsoft's savings from "past glory" days enable them to pretend

Another antitrust peril for Microsoft, an ongoing one in Europe (over Web browsers), and continued violations against Firefox

Microsoft Corp. ended more than a decade of antitrust disputes with the European Union by giving consumers a choice among Web browsers.

Microsoft, state prosecutors, and the U.S. Department of Justice on Tuesday said a federal judge needs more time to weigh whether Redmond should be subjected to a lengthier period of antitrust policing.

Microsoft's U.S. Antitrust Proceedings Continue. Seriously?
According to published reports, Judge Colleen Kollar-Kotell has ruled that Microsoft is still behind in fulfilling its obligations to the court in regard to documenting their APIs and protocols, some of which are nearly five years overdue now.

In the wake of antitrust actions, documentation of Microsoft technologies has become a [...]

Antitrust regulators are evaluating the forthcoming Windows 7 and Internet Explorer 8 as part of ongoing activities to ensure Microsoft is in compliance with the final judgment in two landmark antitrust cases that involved individual states and the U.S. government.

The European Commission fined Microsoft a massive €899 million (US$1.3 billion) for continued failure to honor the 2004 antitrust ruling against it, Commissioner for Competition Neelie Kroes said Wednesday.

Microsoft may have won a year-long quest to make its Office Open XML document format an ISO-recognised international standard, but claims of foul play in the voting process may come back to haunt the software giant when the European Commission concludes its latest antitrust investigation of Microsoft's business practices.