How did African Americans help the union during the civil war?

Black soldiers served in artillery and infantry and performed all noncombat support functions that sustain an army, as well. Black carpenters, chaplains, cooks, guards, laborers, nurses, scouts, spies, steamboat pilots, surgeons, and teamsters also contributed to the war cause.

Explanation: Hope this helped!

norsemen from northern countries had made earlier journeys

sorry i tried to but i didn’t get it