Council of Ephesus: Did you mean...?

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...

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)

Icon from the Mégalo Metéoron Monastery in Greece, representing the First Ecumenical Council of Nicaea in 325 CE, with the condemned Arius in the bottom of the icon.

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

Council of Trent (1545-1563), fresco by Pasquale Cati, 1588. Basilica of Santa Maria in Trastevere.

An image of the fresco depicting the Council of Chalcedon that was called in 451. Created by Dionisius (1444-1502) around 1520. Ferapontov Monastery, Ferapontovo, Vologda Oblast, Russia.

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.

The Library of Celsus in ancient Ephesus, located in western Turkey, was a repository of over 12,000 scrolls and one of the most impressive buildings in the Roman Empire. Constructed in the 2nd century CE, it was named after...

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...

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...