What was Spain’s economy based on in the 1500s

In 1840 which route is the easiest to take to travel from baltimore, maryland, to vandalia, illinois? a-chesapeake and ohio canal. b-wilderness road c-national road d-erie canal

Who were some of the most important scientist in there and shipments of the revolution

Why did the treaty of paris strain the american alliance with the french? 1.the french had expected to control the negotiations. 2.the french were upset with the generous boundaries granted to the united states. 3.the french lost many of their colonies in the negotiations. 4. the french had supported the british throughout the war.