The Greeks, ashamed of any foreign aid, disguise the alliance and succor of the Genoese: but the fact is proved by the testimony of J Villani (Chron. l. vi. c. 71, in Muratori, Script. Rerum Italicarum, tom. xiii. p. 202, 203) and William de Nangis (Annales de St. Louis, p. 248 in the Louvre Joinville), two impartial foreigners; and Urban IV threatened to deprive Genoa of her archbishop.