风云变幻，征服者勇往直前，永不退缩。亚洲91

　　Constantinople has been besieged many times over the centuries; but neither the bulls were able to open a single breach in their strong walls, nor did the giant chain of Golden Horn embark on the enemy ships. Moreover, If Mehmed wants to get this city, he has to fight not only against the Byzantine Empire and the Christian world behind him, but also against the greatest opposit... (展开全部)