South Sudan’s soldiers have been allowed to rape and enslave women in lieu of collecting their salaries, according to a new UN report. Slavery played the central role during the American Civil War. The primary catalyst for secession was slavery, especially Southern political leaders' resistance to attempts by Northern antislavery political forces to block the expansion of . More than women disguised themselves as men and fought in the Union and Confederate armies during the Civil War. During the Civil War, however, American women turned their attention to the world outside the home. Thousands of women in the North and South joined volunteer brigades and signed up to work as nurses.