who knows the Rise of civilization chapter 1 Second question why did it take so long for this to occur

might be agreeing to participate ethically with other european nations in the slave trade

or notifying other european nations when taking possession   of african territories

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.

d) in the state of iowa

i beleive that d is the right answer