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...

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...

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...

The Imperium Romaniae, commonly known as the Latin Empire (1204–1261), emerged from the upheaval of the Fourth Crusade (1202–1204), when Western European...

The Allies met in several conferences from 1941 to 1945 to discuss how to guarantee a more peaceful and cooperative world once the Second World War (1939-45) was concluded. To foster global cooperation, facilitate...

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...

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...

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...

An audiencia began as a judicial institution in medieval Spain, but in the 16th century, it was applied as the highest form of local government in key cities of the Spanish Empire. An audiencia had a panel of judges made responsible...

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...