An effect of the Dawes Act was that American Indians:

The Dawes Act of 1887 gave Native Americans their own land. Since Native Americans were now on reservations, they previously had to share the whole reservation with each other.

With the Dawes Act, the reservations were split up and individual pieces of land were given to the Natives. This made it so they could farm and grow crop if they wanted to and they had more privacy and sense of home. This also made it so they blended in with the American lifestyle better.

answer; i believe that the correct answer is (tobacco);

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.