The abolition movement, which began in the northern states, was sparked during which event?
a. the enlightenment
b. the war of 1812
c. the civil war
d. the american revolution

Actually it is D because the Enlightenment was a very very different time period that was a long time before the Abolition movement which in turn sparked the American Revolution

as general terms,  indian territory,  the indian territories, or  indian country  describe an evolving land area set aside by the  united states government  for the relocation of  native americans  who held  aboriginal title  to their land. in general, the tribes ceded land they occupied in exchange for  land grants  in 1803. the concept of an indian territory was an outcome of the 18th- and 19th-century policy of  indian removal. after the  civil war(1861–1865), the policy of the government was one of  assimilation.