British Empire: Did you mean...?

An 1897 map showing the territories of the British Empire (shown in red). (Cambridge University Library)

The Roman Empire, at its height (c. 117), was the most extensive political and social structure in western civilization. Building upon the foundation laid by the Roman Republic, the empire became the largest and most powerful political and...

The Western Roman Empire is the modern-day term for the western half of the Roman Empire after it was divided in two by the emperor Diocletian (r. 284-305 CE) in c. 285/286 CE. The Romans themselves did not use this term. At its height (c...

The Empire of Nicaea was a successor state to the Byzantine Empire, or rather a Byzantine Empire in exile lasting from 1204 to 1261 CE. The Empire of Nicaea was founded in the aftermath of the sacking of Constantinople during the Fourth Crusade...

The Neo-Assyrian Empire (912-612 BCE) was the final stage of the Assyrian Empire, stretching throughout Mesopotamia, the Levant, Egypt, Anatolia, and into parts of Persia and Arabia. Beginning with the reign of Adad Nirari II (912-891 BCE...

The British Industrial Revolution (1760-1840) brought innovative mechanisation and deep social change. The process saw the invention of steam-powered machines, which were used in factories in ever-growing urban centres. Agriculture remained...

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...

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...

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...

The Sasanian Empire (224-651 CE, also given as Sassanian, Sasanid or Sassanid) was the last pre-Islamic Persian empire, established in 224 CE by Ardeshir I, son of Papak, descendant of Sasan. The Empire lasted until 651 CE when it was overthrown...