Because of the weakness of non-states (ones that werent official, just groups of people who called themselves states), and European powers had strong econimies and a well organized government. Hope this was useful :P
Answer:
E. it aided the election of Ulysses Grant to the presidency in 1868.
Explanation:
Following the end of the Civil War, fifteen amendment was passed in 1870, which extended the voting rights to African-Americans. It states that no government or state shall deny the voting rights of the citizens of the country based on their color, race or previous condition of servitude. The amendment proved vital for the reelection of the Republican party.
It is true. This was called the Trail of Tears.
I think it only happened about three times, once in 1876 , the second time in the year of 1888, and the third I don't rememeber
