Although it failed miserably, what was a consequence of John Brown's raid on the Federal arsenal at Harper's Ferry?

Here is the correct answer of the given question above would John Brown's raid. John Brown was known for his raid on the Federal arsenal at Harper's Ferry where he led a group of whites and blacks in an attack on October 16,1859. That time, he hoped to spark rebellion but failed miserably. This attempted insurrection brought fear into the South and he received financial backing from many known abolitionists.