The Chalcolithic-to-Early-Bronze-Age culture and 'Uruk phenomenon' of southern Mesopotamia that produced the first cities, proto-writing (bullae and numerical tablets), monumental temple architecture, and long-distance trade colonies, named for its type site Uruk.
Its expansionary trade-colony network contracted and it transitioned directly into the Jemdet Nasr period as regional styles diverged.
The atlas holds 2 border frames for Uruk Period — the shape you scrub through changes in 4000 BC · 3499 BC.
The standard study of the Uruk-period trade/colony network this record represents.