40th_century_BC
40th century BC
One hundred years, from 4000 BC to 3901 BC
During the 40th century BC, the Eastern Mediterranean region was in the Chalcolithic period (Copper Age), transitional between the Stone and the Bronze Ages. Northwestern Europe was in the Neolithic. China was dominated by the Neolithic Yangshao culture. The Americas were in a phase of transition between the Paleo-Indian (Lithic) to the Meso-Indian (Archaic) stage. This century started in 4000 BC and ended in 3901 BC.
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