What was the leader of the maurya empire?

established in 321 BCE in the wake of Alexander the Great's conquest of part of India. 
the empire was led by three major emperors,Chandragupta Maurya (321-298 BCE), Bindusara (298-272 BCE), and Ashoka (272-232 BCE).

321 BCE - c. 297 BCE : Reign of Chandragupta Maurya, first ruler of the Mauryan Empire.300 BCE - 273 BCE : Reign of Bindusara, the second ruler of the Mauryan Empire.273 BCE - 236 BCE : Reign of Ashoka, third ruler of the Mauryan Empire.187 BCE : Brihadratha, the last ruler of the Mauryan dynasty.

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