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Neo-Assyrian Empire
Map of the Neo-Assyrian Empire and its expansions.

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The Assyrian Empire and the Region about the Eastern Mediterranean, 750-625 BC
The Assyrian Empire and the Region about the Eastern Mediterranean, 750-625 BC.

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Byzantine Empire
The Byzantine Empire existed from 330 to 1453. It is often called the Eastern Roman Empire or simply Byzantium. The Byzantine capital was founded at Constantinople by Constantine I (r. 306-337). The Byzantine Empire varied in size over the...

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Empire of Trebizond
The Empire of Trebizond was an offshoot of the Byzantine Empire that existed from 1204 to 1461 CE, ruled by the Megas Komnenos Dynasty, descendants of the Komnenos Byzantine emperors. The Empire of Trebizond has been far less researched than...

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Adad Nirari I
Adad Nirari I (r. 1307-1275 BCE) was the king of the Assyrian Empire who initiated the first major expansion of the Assyrian kingdom from the city of Ashur throughout the region of Mesopotamia. He also instituted what would become standard...

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Ashur
Ashur (also known as Assur) was an Assyrian city located on a plateau above the Tigris River in Mesopotamia (today known as Qalat Sherqat, northern Iraq). The city was an important center of trade, as it lay squarely on a caravan trade route...

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Ancient Persia
Persia (roughly modern-day Iran) is among the oldest inhabited regions in the world. Archaeological sites in the country have established human habitation dating back 100,000 years to the Paleolithic Age with semi-permanent settlements (most...

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Ottoman Empire
The Ottoman Sultanate (1299-1922 as an empire; 1922-1924 as caliphate only), also referred to as the Ottoman Empire, written in Turkish as Osmanlı Devleti, was a Turkic imperial state that was conceived by and named after Osman (l. 1258-1326...

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Mali Empire
The Mali Empire (1240-1645) of West Africa was founded by Sundiata Keita (r. 1230-1255) following his victory over the kingdom of Sosso (c. 1180-1235). Sundiata's centralised government, diplomacy and well-trained army permitted a massive...

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Holy Roman Empire
The Holy Roman Empire officially lasted from 962 to 1806. It was one of Europe’s largest medieval and early modern states, but its power base was unstable and continually shifting. The Holy Roman Empire was not a unitary state, but a confederation...