No. Many ancient civilisations had alphabets. It seems that the ancients Egyptians had an alphabet, as did the earliest Hebrews who used Semitic script. The English alphabet is largely based on...
The Greek alphabet was based on the Phoenician writing system, which was not an alphabet. It was something called an abjad--Greek was the first language to use an alphabet.
The Greek alphabet is thought to be the ancestor of all major European alphabets today. Although the script was adapted from the Semites around the tenth or ninth century BCE, it included significant...
The answer depends on how far back you go. The 24-character alphabet used by Modern Greek was officially adopted by the city of Athens in 403 B.C. As a point of reference, the Athenian philosopher...