Proto-Indo-European language
Spoken language
Proto-Indo-European is the reconstructed common ancestor of the Indo-European language family. No direct record of Proto-Indo-European exists; its proposed features have been derived by linguistic reconstruction from documented Indo-European... Wikipedia
Era: c. 4500 – c. 2500 BC
Reconstruction of: Indo-European languages
Region: Pontic–Caspian steppe (Proto-Indo-European homeland)