c. 2,900 BCE
Technology
Mesopotamia and Egypt
Glass making
Faience and then true glass produced from silica, soda and lime.
Why it mattered
A transparent, mouldable material with no natural equivalent.
Bronze Age
2,900 BCE
2 recorded milestones at this point in the record.
c. 2,900 BCE
Society
Mesopotamia
Sumerian city-state assemblies
Councils of elders and citizens shared authority with early kings.
Why it mattered
An early experiment in collective political decision-making.
Sign in to amend this page or add a milestone — every edit is signed and kept in the record.
Nearby in the record
c. 3,100 BCECommunication
Egyptian hieroglyphs
Egypt
c. 3,000 BCECommunication
Papyrus
Egypt
c. 3,000 BCEScience
Stonehenge sarsen circle
Britain
c. 3,000 BCEAgriculture
Llama and alpaca herding
Andes
c. 2,800 BCEMedicine
Ebers and Edwin Smith surgical practice
Egypt
c. 2,700 BCETransportation
Sewn-plank seagoing ships
Egypt