Buffalo Soldiers
They were called Buffalo Soldiers, because that's the name the Indians gave them. They gave them that name, because they looked like buffalos.
One of the major things that led to the collapse of the German army/navy and their war effort was internal fighting among the Germans themselves regarding tactics.
It is false that during the Antebellum period, the slave relocation movement was a huge success and freedmen were happy to leave America for a fresh start.
"<span>D.The Union army was much larger than the Confederate army" is the only correct answer. Both sides actually had fantastic military leadership and a similar amount of experience.</span>