Council of Nicaea: Did you mean...?

The Despotate of Epirus was one of the successor states of the Byzantine Empire when it disintegrated following the Fourth Crusade's capture of Constantinople in 1204 CE. It was originally the most successful of those successor states, coming...

Hall of the Great Council, Doge's Palace, Venice. The room is 53 meters long and 25 meters wide (173 x 82 ft) and can seat 2,000 people. On the back wall is one of the largest oil paintings on canvas in the world: The Glory of Paradise by...

Pope Pius IV promulgates the bull Benedictus Deus, ratifying the Canons of the Council of Trent in 1564. Fresco by Pasquale Cati, 1588. Altemps Chapel, Santa Maria in Trastevere, Rome.

Although both the Byzantines and the Armenians were Christian, the types of Christianity they professed had important differences that led to a lack of recognition and tensions between the two groups and a considerable part of their relationship...

An image showing the Council of Chalcedon painted by Vasily Surikov in 1876. Oil on Canvas. The Council of Chalcedon was called in 451 by the Roman Emperor Marcian to settle debates that had begun at two earlier meetings in Ephesus (431...

A 15th century CE illustration by Jean Colombe of the Council of Clermont of November 1095 CE where Pope Urban II (r. 1088-1099 CE) famously called for the First Crusade (1095-1102 CE). (National Library, Paris)

Cardinal Ercole Gonzaga Presiding at the Council of Trent, painting by Elia Naurizio (1589-1657). Diocesan Museum Francesco Gonzaga, Mantua.

A depiction of the Coup of 18 Brumaire; the deputies of the Council of 500 rush to accost Napoleon Bonaparte, who is surrounded by his loyal grenadiers; his brother Lucien Bonaparte stands at the president's chair, trying to quiet the assembly...

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...

An 11th century CE illustration of the Seventh Ecumenical Council which decreed the end of iconoclasm in the Byzantine Church, in September 787 CE. Emperor Constantine VI (r. 780-797 CE) is depicted sitting immediately right of the central...