What Civilizations in chronological order from earliest to latest.?

The earliest known civilization is Sumer, which emerged around 3500 BCE in Mesopotamia. This was followed by ancient Egypt around 3100 BCE, known for its pharaohs and pyramids. The Indus Valley Civilization arose around 2500 BCE in present-day Pakistan and northwest India. Finally, Ancient Greece began to rise around the 8th century BCE, laying the foundations for Western culture and democracy.