 John did not return to the crusaders in Egypt for several months . According to a letter from the <unk> in the Holy Land to Philip II of France , lack of funds kept John from leaving his kingdom . Since his nephew Walter IV was approaching the age of majority , John surrendered the County of Brienne in 1221 . During John 's absence from Egypt , Al @-@ Kamil again offered to restore the Holy Land to the Kingdom of Jerusalem in June 1221 ; Pelagius refused him . John returned to Egypt and rejoined the crusade on 6 July 1221 at the command of Pope Honorius . 
