What were the advantages and disadvantages for both the French and British in moving into the Ohio River Valley?

The rivers were their main way of traveling. The French wanted to control the American Indian trade in the Ohio River Valley and keep the Pennsylvania traders out. They also needed the American Indians living there to be their allies. ... In North America, France wanted to keep the British east of the Allegheny Mountains

Explanation:

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.