time periods

periods of time

500,000 BC - 10,000 BC
10,000 BC - 4,000 BC
4,000 BC - 2,300 BC
2,300 BC - 700 BC
700 BC - 450 AD
450 AD - 1400 AD
1400 AD - 1750 AD
1750 - 1945
1945 - 2013