How did the louisiana purchase change the united state?
whay was thomasjefferson eaer for lewis and clark to explore the westb

How does smith characterize the colonizing effort and why does he so characterize the effort to settle jamestown? what was the most difficult challenge faced by the colonists who established jamestown? how was this most difficult challenge affected by other demands and challenges that confronted the first english to establish a permanent settlement in north america?