Definition that contains frederick i
- 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 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
- frederick william i son of Frederick I who became king of Prussia in 1713; reformed and strengthened the Prussian army (1688-1740)
- sixth crusade a Crusade from 1228 to 1229 led by the Holy Roman Emperor Frederick II who fell ill and was excommunicated by the Pope; by negotiation Frederick II was able to crown himself king of Jerusalem