35th century BC
The 35th century BC in the Near East sees the gradual transition from the Chalcolithic to the Early Bronze Age. Proto-writing enters transitional stage, developing towards writing proper. Wheeled vehicles are now known beyond Mesopotamia, having spread north of the Caucasus and to Europe.Cultures
Only approximate dating is usually possible for mid-4th millennium artifacts.
See: List of sovereign states in the 35th century BC.