Seudónimo Seudónimo 16-04-2020 History contestada Which of the following is a reason why blacks were not allowed to serve in the Union Army at the start of the Civil War? Fear that it would push border states to secede and join the Confederacy Blacks tended to side with the Confederacy rather than the US Former slaves were not willing to fight what they believed was a "white man's war". There was no way to recruit slaves in the South to fight