Search Result for "fifth crusade":
Wordnet 3.0

NOUN (1)

1. a Crusade under papal control from 1218 to 1221 that achieved military victories but failed when dissension arose over accepting the terms they had been offered; 



WordNet (r) 3.0 (2006):

Fifth Crusade
    n 1: a Crusade under papal control from 1218 to 1221 that
         achieved military victories but failed when dissension
         arose over accepting the terms they had been offered