Write the political systems of the Rigveda **
A reference to grama appears in Rigveda
Rajan was the Head of the tribes
Puru clan & Bharatha clan were important
Non-Aryan tribes Dasyu and Paani conflicted with Aryans
Sabha & Samithi helped to king
A soliders was called as ‘Yodha’
Inrasions and conflicts used to take