Chanakya was an ancient Indian teacher, philosopher, economist, jurist at Taxila and royal advisor at Mauryan Empire .
King Ashoka
Helena [ Daughter of Seleukos Nikator ]
Keshnak and Bindusara.
Brihadratha
Chanakya
The Ganges River, the Brahmaputra, the Eastern and Western Ghats, the Bay of Bengal, the Arabian Sea, and the Indus River.
Pataliputra
321 B.C.E. and ended in 185 B.C.E.
Chandragupta Mauryan