21h 51min, dec 27, 8000 y BC - Neolithic era: the new stone age, The Neolithic Revolution led to the development of more complex economic and social systmes. The diffrenet tribes were different river valleys: Nile (Ancient Egypt), Tigris Euphrates (Ancient Mesopotamia and Babilonia), Indus Gnages (Harappan and vedic civilization), Yello river (shang)
Added to timeline:
Date:
21h 51min, dec 27, 8000 y BC
Now
~ 10033 years ago