The Mauryan dynasty lasted 137 years.
Ashoka ‘s death was followed by the division of the Mauaryan
Empire into two parts – Western and Eastern.
The Western part came
to be ruled by Kunala (son of Ashoka ) and the Eastern part came to be ruled by
Dasaratha.
The last Mauryan ruler, Brihadratha, was assassinated I n185
BC by his commander –in- chief, Pushyamitra Sunga, who established his own
sunga dynasty.