 Unfortunately for the Byzantines, the crusaders (belonging to the members of nobility from France, German territories, the Low countries, England, Italy and Hungary) had no allegiance to the Byzantine Emperor and established their own states in the conquered regions, including the heart of the Byzantine Empire.The Holy Roman Empire would dissolve on 6 August 1806, after the French Revolution and the creation of the Confederation of the Rhine by Napoleon.Decline of the Byzantine Empire (13th–15th centuries) began with the Latin Christian Fourth Crusade in AD 1202–04, considered to be one of the most important events, solidifying the schism between the Christian churches of Greek Byzantine Rite and Latin Roman Rite.