Blacks were used by the Confederate army in a supporting role - musicians, laborers, teamsters, servants, cooks - during much the war. They were not considered part of the army.
You clearly have no clue what most people consider "part of the army". Support staff of all kinds (cooks, drivers, laborers (e.g. weapons loaders), office clerks, etc etc etc) are reflexively considered "part of the military". You wear the uniform, you are part of the team.
I'm betting you did not serve.
And you’re the expert how
More so than Frederick Douglas who lived that time
Yeah right
You and the rest of your south bashers can’t stomach the truths you don’t like