It depends on the Islamic Empire in question. Assuming that you are talking about the Abbassid Caliphate (which is most commonly referred to as "the Islamic Empire"), the group that brought them down was the MONGOLS.
The Persian Empire was brought to an end by who?
It was when the Crusaders brought it to an end when they went to recapture the Holy City/Jerusalem
It was when the Crusaders brought it to an end when they went to recapture the Holy City/Jerusalem
The Spainards invaded the Incan Empire to an end.
He brought an end to the Byzantine Empire.
He brought about its end after a successful invasion.
Alexander the Great took it over.
The Incan civilization was ultimately brought to an end by the Spanish conquistador Francisco Pizarro. Pizarro and his forces captured the Incan emperor Atahualpa in 1532, leading to the downfall of the Incan Empire.
ho started Athenas empuire
Franco-Prussian War
Prussia A+ Students ;p
When the Babylonian and Median armies attacked Nineveh, the capital city and heart of Assyria, the Assyrian empire collapsed.