How did the Spanish extend their northern buffer zone to the west In the 1760s? A. they colonized the California coast. B. they defeated the Navajos. C. they built forts in Texas. D. They established the Santa Fe Trail.

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.

treating native americans justly and giving them equal rights as citizens of the united states" was not a way in which americans sought to solve the indian problem. removal was the most popular idea.