Bronze and Iron AgesEconomy & Trade Indus trade with Mesopotamia c. 2,500 BCENotable Indus seals found in Mesopotamia show long-distance trade across the Arabian Sea. ▲ MattersSaveShareTrace roots Longest chain: The Big Bang → First stars ignite → Supernovae seed heavy elements → The Sun forms → Earth forms → First oceans → First life → Photosynthesis evolves → Great Oxidation Event → Complex cells (eukaryotes) → Multicellular life → First animals → Cambrian Explosion → First vertebrates → Jawed fish → Fish walk onto land → The amniotic egg → The Great Dying → Dinosaurs appear → Asteroid ends the dinosaurs → Early primates → Apes split from monkeys → Human line splits from chimpanzees → Walking upright → First stone tools → Genus Homo appears → Homo erectus → Control of fire → Habitual fire and cooking → Homo sapiens appears → Complex language → Natufian villages → Oldest known bread → Agriculture begins → Mehrgarh → Indus Valley cities → Indus trade with Mesopotamia Community notesLoading notes… Learn more ranked by votesBookRita P. WrightThe Ancient Indus: Urbanism, Economy, and Society ↗Editor's pickVideoSearch on YouTubeIndus Mesopotamia trade Meluhha ↗Editor's pick