Definition that contains holy land
- crusade any of the more or less continuous military expeditions in the 11th to 13th centuries when Christian powers of Europe tried to recapture the Holy Land from the Muslims
- lyons the council of the Western Church in 1245 that excommunicated Holy Roman Emperor Frederick II and planned a new crusade against the Holy Land
- first lateran council the first council of the Western Church held in the Lateran Palace in 1123; focused on church discipline and made plans to recover the Holy Lands from the Muslim `infidels'
- seljuk any one of the Turkish dynasties that ruled Asia Minor from the 11th to the 13th centuries; they successfully invaded Byzantium and defended the Holy Land against Crusaders
- first council of lyons the council of the Western Church in 1245 that excommunicated Holy Roman Emperor Frederick II and planned a new crusade against the Holy Land