Kaltura Share to Google Classroom There are two avenues into Charleston for the Union Army. Driven by information from Smalls, the Union goes for the back door - right through James Island and Thomas Lamar. Grades: 6 7 8 9 10 11 12 Subjects: Social StudiesU.S. HistoryAmerican Civil WarS.C. HistorySouth Carolina's Role in the Civil WarThe Battlefield Collection: Wars & ConflictsAmerican Civil War (1861-1865) Series: Planter at the Gate