3,300 BC 1,300 BC 3,200 BC 3,100 BC 3,000 BC 2,900 BC 2,800 BC 2,700 BC 2,600 BC 2,500 BC 2,400 BC 2,300 BC 2,200 BC 2,100 BC 2,000 BC 1,900 BC 1,800 BC 1,700 BC 1,600 BC 1,500 BC 1,400 BC Early Indus Period Early Indus Period Mature Indus Period Mature Indus Period Late Indus Period Late Indus Period