In 1771, the tayson brothers led a revolt in their native country of

a historian researching the immigration policies of the early 1900s would expect a source written today,rather than in 1910 to :

( a ) be more interested in objective data and statistics.

very positive impact on our industries in the west, sine they promoted settlement and increased the ways in which goods could be transported to market.  

the spanish  

hope this meaning spain btw

b. the right to wage war and make peace