1. The end of the Civil War resulted in a significant rise in political power for which of these groups?. A-Northern African Americans. B-Whig abolitionists . C-Radical Republicans. D-Northern Democrats. . 2.Which of these was a direct consequence of the Civil War?. A-the disintegration of the Whig Party. B-the addition of new states to the Union. C-the use of popular sovereignty to decide the issue of slavery. D-the extension of voting rights to African American men