As Venice's relations with the Byzantines were temporarily disrupted by the Fourth Crusade and its aftermath, Genoa was able to improve its position, taking advantage of the opportunity to expand into the Black Sea and Crimea.
Genoa was able to improve its position, taking advantage of the opportunity to expand into the Black Sea. Genoa was able to improve its position, taking advantage of the opportunity to expand into Crimea. Venice's relations with the Byzantines were temporarily disrupted by the Fourth Crusade. Venice's relations with the Byzantines were temporarily disrupted by its aftermath.