Papacy: 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...

Charlemagne (Charles the Great, also known as Charles I, l. 742-814) was King of the Franks (r. 768-814), King of the Franks and Lombards (r. 774-814), and Holy Roman Emperor (r. 800-814). He is among the best-known and most influential...

Frederick II (l. 1194-1250 CE) was the king of Sicily (r. 1198-1250 CE), Germany (r. 1215-1250 CE), Jerusalem (r. 1225-1228 CE), and also reigned supreme as the Holy Roman Emperor (r. 1220-1250 CE). He was born in Jesi in 1194 CE...

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...

The Unam Sanctam (1302) was a papal bull issued by Pope Boniface VIII (served 1294-1303) requiring the complete submission of all people, including kings, to the authority and dictates of the pope...

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...

Robert Guiscard (1015-1085) was a Norman knight best known for conquering much of Southern Italy and Sicily during the 11th century. His many exploits include the expulsion of the Byzantines from Italy, support of a reformist...

The Sixth Crusade (1228-1229 CE), which for many historians was merely the delayed final chapter of the unsuccessful Fifth Crusade (1217-1221 CE), finally saw the Holy Roman Emperor Frederick II (r. 1220-1250 CE) arrive with his...

Pope Joan was a legendary female pope of the Middle Ages said to have reigned from 855 to 858. After her story was popularized by Italian writer Giovanni Boccaccio (1313-1375), a statue of her was placed alongside those of other popes...

The Holy Roman Empire emerged from the fragmentation of the Carolingian world during the 9th and 10th centuries, as the eastern Frankish kingdom developed...