Twenty-seventh Century BC

• 2700 BC
  Maize is domesticated in the Tehuacan Valley in Mesoamerica
• 2700 BC В± 300
  One of the earliest known civilizations in the Aegean world, the Minoan civilization, rise on the island of Crete beginning the period of flourishing
• 2700 BC
  Minoan Civilization ancient palace city Knossos reach 80,000 inhabitants
• 2700 BC
  Preservation of fish and poultry by drying and salting is invented in Egypt
• 2700 BC
  Merit-Ptah, an early physician in ancient Egypt, becomes the world's first named woman in medicine and all of science
• 2686 BC
  Nebka, an Ancient Egyptian pharaoh, begins to rule in Ancient Egypt, starting Third Dynasty of Egypt and the Old Kingdom
• 2675 BC
  Aga of Kish, the last king in the first Dynasty of Kish, is defeated by Gilgamesh of Uruk, the fifth king of that city, marking start of Uruk hegemony in Sumer
• 2650 BC
  The first step pyramid in Egypt is built for pharaoh Djoser at Saqqara by his vizier Imhotep, the first known architect
• 2650 BC
  Three Sovereigns and Five Emperors period in China, the first period in history of ancient China, characterized by semi-mythological rulers and considered as demigods and wise characters, begins
• 2650 BC
  The ancient city of Harappa in modern-day Pakistan, one of the largest metropolises of ancient world with superior urban planning and sewage systems, begins to flourish during urbanization in the Indus Valley civilization
• 2620 BC
  Seated Scribe, an Egyptian painted limestone realistic statue representing a figure of a seated scribe at work, is made
• 2613 BC
  Sneferu, builder of three survived pyramids in Egypt, founds the Fourth Dynasty of Egypt, following his father pharaoh Huni