(Encyclopedia) Amadeus VIIIAmadeus VIIIămədēˈəs [key], 1383–1451, count (1391–1416) and duke (from 1416) of Savoy, antipope (1439–49) with the name Felix V. In 1434 he appointed his son regent of…
(Encyclopedia) Amboise, Georges d'Amboise, Georges d'zhôrzh däNbwäzˈ [key], 1460–1510, French statesman, cardinal of the Roman Catholic Church. He became archbishop of Rouen in 1493. In 1498, as an…
(Encyclopedia) Innocent II, d. 1143, pope (1130–43), a Roman named Gregorio Papareschi; successor of Honorius II. He was created cardinal by Paschal II. On the death of Honorius II, a faction of the…
(Encyclopedia) antipope [Lat.,=against the pope], person elected pope whose election was declared uncanonical and in opposition to a canonically chosen pontiff. Important antipopes were Novatian;…
(Encyclopedia) Gregoras, NicephorusGregoras, Nicephorusnīsĕfˈərəs grĕgˈərəs [key], c.1295–c.1359, Byzantine historian and theologian, one of the most learned men of his time. Among his scientific and…
(Encyclopedia) Matilda, 1046–1115, countess of Tuscany, called the Great Countess; supporter of Pope Gregory VII in the papal conflict with the Holy Roman emperors. Ruling over Tuscany and parts of…
(Encyclopedia) Lateran Council, Fifth, 1512–17, 18th ecumenical council of the Roman Catholic Church, convened by Pope Julius II and continued by his successor Leo X. Julius called the council to…
(Encyclopedia) Pazzi conspiracyPazzi conspiracypätˈtsē [key], 1478, plot against Lorenzo de' Medici (Lorenzo il Magnifico) and his brother Giuliano, designed to end the hegemony of the Medici in the…
(Encyclopedia) Calixtus III,&sp;Callixtus III, or Callistus III, 1378–1458, pope (1455–58), a Spaniard (b. Játiva) named Alonso de Borja or, in Italian, Alfonso Borgia; successor of Nicholas V.…
(Encyclopedia) BorgiaBorgiabōrˈjä [key], Span. BorjaBorgiabôrˈhä [key], Spanish-Italian noble family, originally from Aragón. When Alfonso de Borja, cardinal-archbishop of Valencia, was pope as…
