25th century BC

(4th millennium BC - 3rd millennium BC - 2nd millennium BC)

• 2900 - 2334 BC -- Mesopotamian wars of the Early Dynastic period
• 2494 BC -- End of Fourth Dynasty[?], start of Fifth Dynasty[?]

Significant persons:

Inventions, Discoveries, Introductions:

• Harappan civilisation, at its peak, covered an area of around 480,000 km�. Its heartland lay in the Hakra river valley in Pakistan, but settlements spread as far as the Makran coast, Baluchistan, Afghanistan, eastern Punjab, Kutch and Saurashtra. They included cities like Harappa, Mohenjo-daro, Kalibangan, Dholavira, ports like Lothal, Sutkagen-dor and Sotka-koh and numerous villages as well.