When the Nile flooded, it left behind rich, black soil.
D.
The 15th Amendment<span> to the Constitution granted African American men the right to vote by declaring that the "right of citizens of the </span>United States<span> to vote shall not be denied or abridged by the </span>United States<span> or by any </span>state<span> on account of race, color, or previous condition of servitude."</span>
Answer:
Historians describe how white Southerners felt about black civil rights, and explain the intent of white supremacist groups.
Explanation:
