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Today in History: Microsoft Found Guilty of Antitrust Violations

4/3/2026

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Summary

Story summary

On April 3, 2000, the U.S. Court of Appeals ruled in United States v. Microsoft Corporation, determining that Microsoft violated antitrust laws by bundling its Internet Explorer browser with the Windows operating system. This decision aimed to address Microsoft's monopolistic practices and promote competition in the software market, significantly impacting the tech industry.

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Story summary

On April 3, 2000, the U.S. Court of Appeals ruled in United States v. Microsoft Corporation, determining that Microsoft violated antitrust laws by bundling its Internet Explorer browser with the Windows operating system. This decision aimed to address Microsoft's monopolistic practices and promote competition in the software market, significantly impacting the tech industry.