India's Empires By reaganharris 2000 BCE Indus Valley Civilization 500 BCE Buddha 500 BCE Vedic Period Yajurveda Samaveda Atharvaveda 470 BCE Aryabhata 380 BCE Kalidasa 335 BCE Mahabharata/Ramayana Chaturanga "four limbs/divisions" Period: 324 BCE to 297 BCE Chandragupta Maurya Period: 322 BCE to 184 BCE Maurya Empire Period: 320 BCE to 550 BCE Gupta Empire Period: 270 BCE to 232 BCE Ashoka