I had a test with a question like this but we had options and I put answer D. Gunpowder. And it was right so idk about u
1. The idea of America expanded from the Atlantic Ocean to the Pacific Ocean is known as Manifest Destiny. This idea shaped the federal governments policy for almost the entire 19th century.
2. The Kansas-Nebraska Act was a law that allowed citizens to vote on slavery. This was introduced by Stephen Douglas .
3. Runaway slaves were brought back to their owners thanks to the Fugitive slave law.
4. The Dred Scott case concluded that slaves were not people, they were property. The lead judge in the case was Roger Taney .
5. Uncle Tom's Cabin was a famous book written by Harriet Beecher Stowe.
6. Robert E. Lee was the person who captured John Brown.
7. Frederick Douglass was a leading abolitionist in American society.
With everyone dying in the end
The answer to this question is iran, study island is hard :)
Martin Luther king was a black american that had a dream .