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The Roman Empire, at its height (c. 117 CE), was the most extensive...
Western Roman Empire
The Western Roman Empire is the modern-day term for the western...
Empire of Nicaea
The Empire of Nicaea was a successor state to the Byzantine Empire...
The Neo-Assyrian Empire (912-612 BCE) was, according to many historians...
The Sasanian Empire (also spelled Sassanian, Sasanid or Sassanid...
East of the Zagros Mountains, a high plateau stretches off towards...
Empire of Trebizond
The Empire of Trebizond was an offshoot of the Byzantine Empire...
The Byzantine Empire, often called the Eastern Roman Empire or...
The Mali Empire (1240-1645 CE) of West Africa was founded by Sundiata...
The Seleucid Empire (312-63 BCE) was the vast political entity...
Bureaucracy in the Achaemenid Empire: Learning from the Past
In the early days of the Achaemenid Empire (c. 550-330 BCE), the kings...
The Songhai Empire (aka Songhay, c. 1460 - c. 1591 CE) replaced...