Rubuta ci gaba don wannan sakin layi - A gabashin Bahar Rum, rikice-rikice tsakanin 'yan kasuwar Genoese da na Venetian a Acre ya haifar da Yaƙin Saint Sabas da aka yi daga 1256 zuwa 1270. A lokacin rikicin sojojin ruwan Genoese sun sha kaye a jerin fadace-fadace da aka yi da Venice, don haka suka fara kai hari kan jiragen ruwa na 'yan kasuwa maimakon jiragen ruwa. Rashin nasarar da aka yi a hannun Pisa da Venice ya hana burin Genoese, amma kuma ya haifar da ƙirƙirar rundunar sojan ruwa a Genoa. An gina manyan jiragen ruwa, an ba ofishin Babban Admiral ƙarin iko, kuma an ƙara ƙwararrun 'yan bindiga na Genoese a cikin ma'aikatan jiragen ruwan yaƙi na Genoese. Sa'ad da yaƙi na uku ya ɓarke tsakanin Pisa da Genoa, rundunar jiragen ruwan Genoa da aka sake gina ta yi nasara sosai a Yaƙin Meloria a shekara ta 1284
, a cikin abin da Genoese ya kama 37 Pisan galleys da 9000 ma'aikata. Yaƙin ya bar Genoa mafi ƙarfin ƙarfin ruwa a Yammacin Rumunan.