Answer:
They were in charge of the trade route in Europe and asia
The Iconoclast controversy caused the banning of religious icons in Christianity and the killing of supporters of the veneration of icons. The iconoclast controversy happened twice during the Byzantine Empire. This impacted the growing divergence between Western and Eastern Christian traditions, but the Western Church stood firmly with the belief that icons could be used, but the Church was still unified at the time.
They were called monopolies and trust busters were put into place to close them
Which three...i need to know which three!!!!!