Once upon a time, there were EBCDIC and ASCII. Actually, it was never that simple and has just become more complex over time. There is light on the horizon, but some estimates are that it may be 50 years before we all live in the daylight on this!
Early computers were developed in the English-speaking countries of the United States, the UK, and Australia. As a result of this, assumptions were made about the language and character sets in use. Basically, the Latin alphabet was used, plus ...