After the death of Ashoka, the empire started disintegrating, and finally the last king Brihadratha was killed by a Brahamana viceroy at Ujjain Pushyamitra Shunga in 185 BC and reigned…

Chandragupta Maurya with the help of Chanakya took advantage of the growing weakness and unpopularity of Nandas to overthrew last ruler of Nanda Dynasty- Dhananand in 322 BC to establish…