History Begin in Earth
History Begin Date / time . kya . Event 31 Dec, 23:59:3312.0 End of the Ice Age 31 Dec, 23:59:418.3Flooding of Doggerland 31 Dec, 23:59:466.0 Chalcolithic 31 Dec, 23:59:475.5 Early Bronze Age ; Proto-writing ; Building of Stonehenge Cursus 31 Dec, 23:59:485.0 First Dynasty of Egypt , Early Dynastic Period in Sumer , Beginning of Indus Valley Civilisation 31 Dec, 23:59:494.5 Alphabet , Akkadian Empire , Wheel 31 Dec, 23:59:514.0 Code of Hammurabi , Middle Kingdom of Egypt 31 Dec, 23:59:523.5 Late Bronze Age to Early Iron Age ; Minoan eruption 31 Dec, 23:59:533.0 Iron Age ; Beginning of Classical Antiquity 31 Dec, 23:59:542.5 Buddha , Mahavira , Zoroaster , Confucius , Qin Dynasty , Classical Greece , Ashokan Empire , Vedas Completed , Euclidean geometry , Archimedean Physics , Roman Republic 31 Dec, 23:59:552.0 Ptolemaic astron...