1822 Charles Babbage takes first steps in the construction of machines that would compute numbers

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1873 QWERTY keyboard invented on typewriters

1906 Computer Pioneer Grace Hopper is Born

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1936 Alan Turing invented the principle of the modern computer

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1938 Zuse Z1 built by Konrad Zuse

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1943 The first Colossus code-cracking machine, became operational at Bletchley Park

1948 The Manchester Baby, the world’s first stored program computer, ran its first program

1965 Moore’s Law coined

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1971 First email sent by US programmer Ray Tomlinson

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1972 C programming language developed, going on to become one of the primary languages used to develop software and operating systems

1975 Microsoft Founded

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1976 Steve Wozniak and Steve Jobs Found Apple Computer Inc.

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1976 Apple 1 Released

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1980 Microsoft Signs Contract with IBM to Create Operating System

1985 Microsoft Windows Launched

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