The first contingents of 
The first contingents of this crusade initiated by Innocent III  set out for Egypt in May 1218 under the leadership of John of  Brienne. The last crusade in which the papacy took an active part,  it ended when Cardinal Pelagius, anticipating the arrival of  Frederick II, overplayed his hand and lost a chance to reclaim  Jerusalem.
The first contingents of this crusade initiated by Innocent III  set out for Egypt in May 1218 under the leadership of John of  Brienne.
the {Fifth} Crusade