On the last day of Jesus life he had his apostles passed a bread tray and a glass of wine around their table the wine representing his blood and the bread his body and Jesus said "Keep doing this in rememberance in me". And that's what made his death unique.
Many black soldiers fought for the North, enraging Southerners on the battlefield. Hispanic soldiers fought on both sides. American Indians acted as scouts and guides, hoping to regain land and freedom.
54th Massachusetts Infantry Regiment was an entirely black regiment who fought for the north.
On constitution talk about this.