The scholars consider the collapse of Constantinople as an important event that ended the Middle Ages and began the Renaissance because of the end of the old religious order in Europe and the use of firecrackers and gunpowder. Crap bag Tote bag. The collapse of Constantinople and the general expansion of the Turks in the region also severed the main trade links. Byzantium is a term used by modern historians to refer to the late Roman Empire. During his time, the empire ruled from Constantinople (or “New Rome” as Constantine was officially named) called simply “Roman Empire.” The collapse of Constantinople led to the forces competing together claiming to be the official successors of the Empire.