Great AR the truth needs to be brought to light. You might also send your students to the SHAPE website Yankee atrocities and Negroes in Gray, there is sourced info in those websites that they probably won't believe.

Have your students read this article--The Crisis-- Negro Soldiers in The Confederate Army

https://books.google.com/books?id=H7ttGoZ5KkEC&pg=PA231&lpg=PA231&dq=black+volunteers+in+a+Mississippi+militia&source=bl&ots=t-bqATR1EP&sig=AXIR-406VKGDWPE1SU-Y6LToK6s&hl=en&ei=UoX0TMifAsT6lweNpLXmBQ&sa=X&oi=book_result&ct=result#v=onepage&q=black%20volunteers%20in%20a%20Mississippi%20militia&f=false

GP