How did the Emancipation Proclamation change the course of the Civil War? , history homework help

1- [Franklin] How did the Emancipation Proclamation change the course of the Civil War? How did it change the nature of the war?

2- [Williams] Read Armstead L. Robinson’s “In theShadow of Old John Brown: Insurrection Anxiety and Confederate Mobilization, 1861-1863” (399-414). According to Robinson, how did “insurrection anxiety” contribute to the creation of the Confederacy? What does he argue “set the stage for the Civil War?”