India's Empires By WilsonP Period: 2000 BCE to 1500 BCE Indus Valley Civillizaton Period: 1500 BCE to 500 BCE Vedic Period 1000 BCE Events of Mahabharata Ramayana? Period: 324 BCE to 297 BCE Chandragupta Maurya Period: 322 BCE to 184 BCE Maurya Empire Period: 270 BCE to 232 BCE Ashoka Period: 320 to 550 Gupta Empire