After ten centuries of wars, defeats, and victories, the Byzantine Empire came to an end when Constantinople fell to the Ottoman Turks in May 1453. The city's fall sent shock waves throughout Christendom. It is widely quoted as the event that marked the end of the European Middle Ages.
They did this because they knew things would change overtime that that we would need to be able to change the constitution accordingly. However the process to amending the constitution in a long one and it is very difficult to do so. <span />