I wasn’t sure what to expect at the Vicksburg National Military Park in Mississippi. I have always wanted to visit but haven’t been quite sure why. I am no Civil War scholar. I only have an average knowledge of the various battles of the Civil War. But, for some reason, I felt like I needed to pay homage to this particular battlefield. I spent a fascinating and moving afternoon at the Military Park.   Confederate President Jefferson Davis called Vicksburg the “nailhead that holds the south’s two halves together.” President Abraham Lincoln said, “Vicksburg is the key” to victory, and could be the north’s lifeline into the south. With the…