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Microsoft

American multinational technology corporation

22 dated entries naming Microsoft, drawn from 21 separate years between 1953 CE and 2025 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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20th century

  • 1953January 21 – Paul Allen, American entrepreneur, co-founder of Microsoft (d. 2018)source
  • 1955October 28 – Bill Gates, American businessman and co-founder of Microsoftsource
  • 1975April 4 – Bill Gates and Paul Allen found Microsoft (at this time known as Micro-Soft) in Albuquerque, New Mexico and release their Altair BASIC interpreter. (Microsoft becomes a registered trademark on November 26, 1976.)source
  • 1976November 26 – Microsoft is officially registered with the Office of the Secretary of the State of New Mexico.source
  • 1986March 13 – Microsoft Corporation holds its initial public offering of stock shares.source
  • 1992April 6 – Windows 3.1 is released to manufacturers by Microsoft.source
  • 1998May 18 – The Department of Justice files an antitrust lawsuit against Microsoft, alleging its Windows operating system unfairly takes market share from Netscape's Navigator.source
  • 2000February 17 – Microsoft releases Windows 2000.source
  • 2000September 14 – Microsoft releases Windows Me.source

21st century

  • 2001November 15 – Microsoft enters the gaming console market with the release of the Xbox, a sixth-generation gaming console, in the United States.source
  • 2005November 22 – Microsoft releases the Xbox 360.source
  • 2006November 3 – Microsoft releases Office 2007 for manufacturing.source
  • 2007January 30 – Windows Vista is released to consumers by Microsoft.source
  • 2009October 22 – Microsoft releases Windows 7 to all computers and laptops, including an edition for ATMs.source
  • 2010July 13 – Microsoft ends extended support for Windows 2000.source
  • 2012October 26 – Microsoft releases Windows 8 to the general public.source
  • 2013October 17 – Microsoft releases Windows 8.1.source
  • 2015July 29 – Microsoft releases the desktop operating system Windows 10.source
  • 2020September 21 – Microsoft agrees to buy video game holding company ZeniMax Media, including Bethesda Softworks and their following subsidiaries for US$7.5 billion, in what was the biggest and most expensive takeover in the history of the video game industry.source
  • 2021October 5 – Microsoft releases the desktop operating system Windows 11.source
  • 2023October 13 – After British regulators' approval, Microsoft closes its US$68.7 billion acquisition of Activision Blizzard.source
  • 2025October 14 – Microsoft ends support for Windows 10 that started in 2015.source

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