The Nanda dynasty ruled in northern part of the Indian subcontinent during the 4th century BCE, and possibly during the 5th century BCE. In 326 BC, Alexander invaded India, after crossing the river Indus he advanced towards Taxila.
The Sixth Pillar Edict of Asohka talks about welfare of people. The Ashokan pillars contain motifs which have a rich and varied symbolism in resonance with many prevailing Indian religious traditions.
The earliest Satavahana inscriptions belong to the 1st century BCE. In the 1st century BCE the Satavahana defeated the Kanvas and established their rule over parts of central India.