Pope Julius II: Did you mean...?

The Investiture Controversy, also referred to as the Investiture Contest or Investiture Dispute, was a conflict lasting from 1076 to 1122 between the papacy of the Catholic Church and the Salian Dynasty of German monarchs who ruled the Holy...

The Donation of Constantine (Donatio Constantini or the Donatio) is a medieval forgery dated to the 8th century purporting to be an original 4th-century document in which the Roman emperor Constantine the Great (r. 306-337) granted supreme...

By the time he led his invasions of Britain, Julius Caesar (100-44 BCE) was already an experienced politician and successful military commander. As a member of a patrician family which claimed a pedigree reaching back even earlier than the...

The Diet of Worms (January-May 1521) was the assembly convened by Charles V, Holy Roman Emperor to address, among other issues, the works of the reformer Martin Luther (l. 1483-1546) who openly criticized the Church. Luther was told to recant...

The Council of Clermont in central France was held in November 1095 and witnessed Pope Urban II's (r. 1088-1099) historic call for the First Crusade (1095-1102) to capture Jerusalem for Christendom from its Muslim occupiers. The Pope's speech...

Pope Innocent III (not to be confused with anti-pope Innocent III), r. 1198-1216 CE, is depicted in this print from Chronologia Summorum Romanorum Pontificum, published in 1675 CE. The text at the bottom reads "Innocent III, ". Measures 120...

Leo Africanus (al-Hasan ibn Muhammad ibn Ahmad al-Wazzan al-Fasi al-Granati, 1485-1554) was a diplomat, merchant traveller and scholar who famously voyaged from Timbuktu to the Niger River and wrote 'The Description of Africa' (La Descrittione...

Matilda of Canossa (c. 1046-1115), the Countess of Tuscany (r. 1055-1115) and Vice-Queen of Italy (r. 1111-1115), was the final head of the noble House of Canossa following the deaths of her father in 1052 and her elder brother in 1055. One...

A 1645 illustration showing a cardinal checking that Pope Innocent X (in office 1644-55) is indeed a man.

The tiara of Pope Pius IX (in office 1846-1878). Made in 1854. Made of a trio of gold crowns set with diamonds, emeralds, sapphires, pearls, and other jewels around a silver-thread fabric. It measures 35 cm (13.7 in) in height and diameter...