They belonged to an era 300BC....Chandragupt and Chanakya most interesting people from history..
Chanakya's books 'Arthashastra', 'Nitishastra' and 'Chanakyaniti' were unique because of their rational approach and an unabashed advocacy of real politic... He was one of the wisest teacher of that era...from Takshashila ...the first University of this world... Even today, one of his maxims on taxation is very much alive and calls for adherence by the governments of the world.
In that war of independence for northern India, against the greek invasion of Alexander...... Chandragupta was the physical instrument, while its thinking brain was Chanakya.....