Why is dred scott case considered one of the indirect causes of the Civil War?

That pattern of stanzas from which a poem is built is called ?

On what evidence did you base your predictions? check the four boxes that apply. there is a rope around his neck. he is in alabama. his hands are tied behind his back. he is standing high above a river. the bridge is for railroads. some crimes are punished by hanging.

May someone me answer these questions