In Volume VI (Chapters LVII - LXXI), Gibbon ends his masterful history by charting the rise of the Turkish nation and the birth of the Ottoman Empire, which becomes an unstoppable force as it eventually captures the remains of the Eastern Empire. Weakened under the continuing schism of the Greek and Latin Christians, the strategically important site of Constantinople becomes an easy target for Sultan Mohammed II much to the consternation and apathy of the West.