Council of Nicaea: Did you mean...?

In 378 CE the Tanukhid queen Mavia (r. c. 375 - c. 425 CE) of the Saracens led a successful revolt against the Roman Empire, pitting her forces against the armies under the emperor Valens (364-378 CE). Launching her insurrection from the...

The Cathars (also known as Cathari from the Greek Katharoi for “pure ones”) were a dualist medieval religious sect of Southern France which flourished in the 12th century and challenged the authority of the Catholic Church. They were also...

Empress Irene was the wife of Leo IV and, on her husband's death, she reigned as regent for her son Constantine VI from 780 to 790 CE. From 797 to 802 CE she ruled as emperor in her own right, the first woman to do so in Byzantine history...

This map illustrates the rise of the Latin Empire (Imperium Romaniae), a Crusader state founded by Western European forces after the Fourth Crusade's sack of Constantinople in 1204. It replaced the Byzantine Empire (Eastern Roman Empire...

In the lore of the Cherokee nation, the rabbit is a trickster figure living by its wits, who sometimes outsmarts adversaries or predators and sometimes is defeated by them, though, even in defeat, the rabbit usually escapes. The rabbit symbolizes...

Charles A. Eastman's biography of Crazy Horse (l. c. 1840-1877) is among the most significant sources on the great Sioux war chief, as Eastman drew on accounts of those who had known and fought alongside him in writing it. The work differs...

The Boy Who Was Sacrificed is a legend of the Pawnee nation highlighting the belief that everything happens for a reason according to the will of Ti-ra'wa ("Father Above"), the supreme creator, and how even the smallest creatures have an...

The League of Nations was founded in January 1920 to promote world peace and welfare. Created by the Treaty of Versailles, which formally ended the First World War (1914-18), the League provided a forum where nations promised to resolve international...

Bartolomé de Las Casas (1484-1566) was a Spanish Dominican friar and former conquistador who revealed the atrocities of the conquests of New Spain and Peru and who strove to protect the basic rights of indigenous peoples in the Spanish Empire...

The House of Burgesses (1619-1776 CE) was the first English representative government in North America, established in July 1619 CE, for the purpose of passing laws and maintaining order in the Jamestown Colony of Virginia and the other settlements...