No they did not.
The Phoenicians - through Greek and LAtin, it is the basis of today's alphabets.
The Hebrews developed the Hebrew alphabet.The Greeks developed the Greek alphabet.The Romans developed the Latin alphabet.
The Phoenicians
Alphabets only have 1 or 2 cases. Latin, Greek, Armenian, and Cyrillic have upper and lower cases. Hebrew and Arabic have only one case.
The EgyptiansThe Nubians
Here are 4 types of phonetic writing systems:Pure Alphabets (consonants and vowels) such as Greek, Latin, Korean or CyrillicAbjads (consonants only) such as Hebrew and ArabicAbugidas such as Hindi and ThaiSyllabaries, such as Japanese katakana
There are complete alphabets (like Latin, Greek, or Cyrillic).There are abjads (alphabets with only consonants, such as Hebrew)There are abugidas, which are segmental writing systems in which consonant–vowel sequences are written as a unitThere are syllabaries (alphabet-like symbols that represent whole syllables, like Japanese katakana).
There is no ancient people that did this. While the Phoenicians developed an alphabet that gave rise to Hebrew, Greek, and Latin, the Phoenician alphabet is not still in use today.
There are 24 letters In the Greek alphabe.
They invented an alphabet from which developed the Greek and Roman alphabets, and hence today's alphabets.
It formed the basis of the Greek and Roman alphabets, and so our alphabets of today.
Most western alphabets are based on the Greek alphabet.