Salva helps build wells for the people in need of water. Nya goes to get water daily so that her family has something to drink. She cannot go to school because she has to be at home so that she can get her family water.
Chandragupta or Chandragupta Maurya founded the Mauryan Empire and conquered the Punjab region from Alexander the Great's formre empire. He dominated the Indian subcontinent between 322 BCE and 185 BCE.