The First Crusade renewed the interest of Europe in Asia, as trade routes that were more or less controlled by the Byzantine Empire and the Arab world were suddenly opened to Western Europeans. Therefore, behind the religious basis of the movement, many of the participants were interested in gaining access into these merchant systems, and the subsequent Latin kingdoms facilitated the import of goods from Asia, as well as cultural works, that would eventually invigorate the merchant class that would evolve in the bourgeois.
<span>I would say increased desire for trade, because the Commercial Revolution is when Europe went for colonialism, imperialism. They found out all the different types of materials each country elsewhere had to offer.</span>