Babbage lived and worked in London England. He made proposed plans for his ‘difference engine’ on 14 June 1822 in a paper to the Royal Astronomical Society. The British government initially financed the project, to build the machine but withdrew funding when it became apparent that the machine would cost much more than originally anticipated.
Based on Babbage’s original plans, the London Science Museum constructed a working Difference Engine from 1989 to 1991. This works.
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Charles Babbage invented a machine called a “Difference Engine”, able to perform basic calculations in the year 1822.