Council of Nicaea: Did you mean...?

The First Crusade (1095-1102) was a military campaign by western European forces to recapture the city of Jerusalem and the Holy Land from Muslim control. Conceived by Pope Urban II following an appeal from the Byzantine emperor Alexios I...

The Coup of 18 Brumaire (9-10 November 1799) was a bloodless coup d'état in France that overthrew the government of the French Directory and replaced it with the French Consulate. The coup brought Napoleon Bonaparte to power and, in the view...

Constantine I (Flavius Valerius Constantinus) was Roman emperor from 306-337 CE and is known to history as Constantine the Great for his conversion to Christianity in 312 CE and his subsequent Christianization of the Roman Empire. His conversion...

Anglo-Saxon depiction of a biblical king and his council - likely inspired by the councils/witans contemporary to the artist - Old English Illustrated Hexateuch, Cotton Claudius B IV, f 59. British Library, London.

Osman I, also known as Osman Gazi (c. 1258 - c. 1323 CE), was the founder and first Sultan of the Ottoman Beylik, which would rise to eventually become the Ottoman Empire. He was the ruler of a small Turkic principality among many in the...

Perdiccas (d. 321 BCE) was one of Alexander the Great's commanders, and after his death, custodian of the treasury, regent over Philip III and Alexander IV, and commander of the royal army. When Alexander the Great crossed the Hellespont...

Map showing the spread of Christianity, showing both strongly Christianized areas before 325 CE and generally Christianized areas until 600 CE. The map also shows major Christian centers and the cities in which Christian councils were held.

The medieval Church established its monopoly over the spiritual life of Europeans in the Early Middle Ages (c. 476-1000) and consolidated that power throughout the High Middle Ages (1000-1300) and Late Middle Ages (1300-1500). Along the way...

The apparatus of colonial government in the Spanish Empire consisted of multiple levels, starting with the monarchy and Council of the Indies at the top and moving down to the viceroy, audiencias, mayors, and local councils. The system was...

The French Directory, or Directorate (French: le Directoire), was the government of France from 2 November 1795 until 9 November 1799, a period that spanned the last four years of the French Revolution (1789-1799). The Directory was unpopular...