Why would Spain have a law that prevented its colonists from trading with non-Spanish colonies?

After the ashikaga shoguns japan was divided into small territories headed by a shogun

Who believed that the best economic system was one in which businesses compete to gain profit with minimal or no government control? a.thomas hobbes b.john locke c.adam smith d.jean-jacques rousseau

Which were the most important issues during the presidential election of 2008? economic downturn and environmental protection two overseas wars and economic downturn two overseas wars and campaign spending environmental protection and campaign spending