Maurya Empire (322-185 BC)

The Maurya Empire, ruled by the Mauryan Dynasty was a geogra phically extensive and mighty political and military empire in ancient India, established in the subcontinent by Chandragupta Maurya in Magadha (present-day Bihar) it further thrived under Ashoka the Great. 
268 BC Emperor Ashoka took over the Maurya Empire 
266 BC Ashoka conquered most of South Asia, Afghanistan and Iran  
265 BC The battle of Kalinga, after which Emperor Ashoka embraced Buddhism. That’s why he embraced peace and social welfare, went against the common practice of animal sacrifice and supported vegetarianism.
232 BC Ashoka died and was succeeded by Dasaratha