Holy grail: Did you mean...?

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

Between 1107 and 1254, ten crowned European monarchs personally led or joined major Crusades to the Holy Land. Their participation gave crusading...

The Christian doctrine of the Trinity (from the Latin trinus, meaning "threefold") professes that there is one God, but three eternal and consubstantial persons (aspects): the Father, the Son, and the Holy Spirit. The Father is the God...

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...

Map of the Holy Roman Empire depicting its boundaries under the rule of Otto I in 972 CE and Conrad II in 1032 CE.

Map of the Holy Roman Empire depicting its boundaries following the Peace of Westphalia in 1648 CE.

A map illustrating the geography and history of Holy Island, also known as Lindisfarne. A tidal island off the northeast coast of England in Northumberland, it holds significant historical and religious importance...

A 1532 portrait by Jakob Seisenegger of Charles V, Holy Roman Emperor (r. 1519-56) with his dog. (Kunsthistorisches Museum, Vienna)

Portrait of Leopold II, Holy Roman Emperor (l. 1747-92), wearing a field marshal's uniform. Painted in the workshop of Jean-Marc Nattier, c. 1790.

Portrait of Emperor Leopold I as a young man, wearing the Order of the Golden Fleece, oil on canvas by Benjamin Block, 1631-1689. Private collection. This portrait of the young monarch is rare as it depicts...