There was a need for agricultural workers.
Tobacco was in Hugh demand in Europe and England. So Virginia developer the commodity crop of Tabasco and needed labor to tend to the crop. This led to an increase in the importation of African Slaves into the Colony.
I hope this helps! (^_^)
The French explorer Pedro Vial pioneered the route in 1792 and the Santa Fe Trail<span>was established in 1821 to </span>take<span> advantage of new trade opportunities with Mexico which had just won independence from Spain in the Mexican War of Independence.</span>