History of the Fourth Crusade

The Greek speaking Roman empire at the end of the twelfth century was very much smaller than it had once been. It is no part of my purpose to trace the history of its decline, further than to show what were the immediate causes which led to its weakness in 1203, when the Fourth Crusade effected what is generally known as the Latin Conquest of Constantinople. In the year 1200 the territory over whi...