“The Star-Spangled Banner” lyric, “Then conquer we must, when our cause it is just” echoed in my mind as I walked through the open, grassy field of the Saratoga Battlefield outside of Schuylerville, New York. Up to this point in my life, I had viewed history through the eyes of a learning child—a child who couldn’t fully grasp the concept of war. Now as a young woman with a little more life experience, I finally was beginning to understand the sacrifice war requires. The Revolutionary War, fought between 1775 and 1783, pitted a young America against England as she battled...