Sumerian Warfare, City Walls and Defense

Warfare in Sumer, the southern Mesopotamian region of present-day Iraq, involved competition over cultivated land, water and political authority. During the third millennium BCE, Lagash and Umma disputed the fertile Gu-edena, while later Akkadian and Ur III rulers led campaigns beyond the southern plain. Royal inscriptions, battle images, administrative tablets and city walls preserve different parts of these struggles.

Disputed land and royal victory

A long-running conflict between Lagash and neighboring Umma centered on the Gu-edena, a fertile tract of fields between them. Rulers argued over boundaries and the use of cultivated land. An inscription of Eannatum, ruler of Lagash around 2450–2425 BCE, presents his victory over Umma as a royal achievement in the contest over who could claim and govern the border district.

The limestone Stele of the Vultures was commissioned to commemorate Eannatum’s victory, turning that claim into a public image. Lines of helmeted soldiers carry shields, spears, clubs and axes; Eannatum appears at the head of troops on foot and again in a chariot. The accompanying Sumerian inscription reports victory over Umma. These carved scenes connect the ruler’s command of armed men with the defeat of his opponents.

The object commonly called the Standard of Ur, made with inlaid shell and stone and found in a royal grave at Ur around 2550–2400 BCE, depicts foot soldiers, prisoners and four-wheeled vehicles. Its battle scene places the vehicles among fighting troops.

Campaigns and the people who fought

Under the Third Dynasty of Ur (Ur III, in the late third millennium BCE), centered at the city of Ur, rulers campaigned beyond the southern plain. During his long reign, Shulgi (about 2094–2047 BCE) launched campaigns against towns and territories in the Zagros mountain foothills, east of the plain, and toward the upper Tigris and Iran. Year names used to date documents record expeditions against places such as Urbilum, the ancient city at modern Erbil in northern Iraq. The campaigns mark particular efforts to extend and secure royal power in several directions.

An analysis of Ur III military records distinguishes professional soldiers from men called up for service. One year name for Shulgi’s twentieth year says that citizens of Ur were drafted as spearmen. Scholars have debated whether this marks a lasting army reform; the record itself establishes a particular recruitment. Other administrative texts suggest that regular troops served alongside conscripts. Some soldiers received rations of barley, oil, fish, wool and clothing, and some were assigned cultivable land as part of their support.

Military supply could be an administrative task with named officers. A tablet from the reign of Amar-Suen records 1,200 bows and 1,200 leather quivers for the regular soldiers of two commanders, Huba’a and Apillaša. It also lists a bronze javelin with a silver-plated wooden shaft for an Amorite officer, and names the officials who issued and delivered the weapons to an army preparing to depart. The transaction connects named commanders, suppliers and a departure-ready force, showing how weapon orders moved through the royal administration.

Walls, gates and defended cities

City walls served as both military defenses and royal building projects. At Lagash, in southern Iraq, an archaeological survey identified a section about ten metres wide, with projecting supports spaced along it. A towered gate opened onto a main street leading into the city. The gate made a controlled passage through the perimeter, while the wall marked a substantial boundary around occupied urban space.

The same survey found dense occupation divided into walled quarters. Some walls enclosed large areas, while others may have bounded neighborhoods within the city. Early Dynastic inscriptions name wall building among royal projects. Ur-Nanshe, who ruled around 2500–2450 BCE, claimed to have built Lagash’s wall. Such construction helped protect a city, directed entry through gates and made royal authority visible in a changing landscape of fields, marshes and canals.