American Civil War, 1861-1865; Armed Forces; Missouri; American Civil War, 1861-1865; Yazoo River (Miss.); Recruiting and enlistment; African Americans; African American soldiers; Benton Barracks (Saint Louis, Mo.); Death; Arkansas; American Civil War, 1861-1865; Mississippi; American Civil War, 1861-1865; Louisiana; American Civil War, 1861-1865