The collapse of the Western Roman Empire slowed the process of expanding world trade beyond the Indian Ocean cradle. But don’t make it stop. A powerful new monotheistic religion – Islam – emerges and promotes a new expansion of trade across the Indian Ocean, across the vast plains of Asia, and to the ends of the Asian continent. Wide vast. A reader lives a thousand lives poster. Trade along the Sino-Roman axis connects great distances, but is still in a state of limited integration: between the starting point and the destination, goods passing through the hands of merchants of various classes, religions, culture, and most importantly, legal traditions.