Keith Snyder spoke about the Battle of Antietam and the activities at the battlefield commemorating the 150th anniversary. Scenes were shown of activities at the battlefield, including a demonstration of live firing a cannon. He responded to telephone calls and electronic communications, including Touts from high school students, as he was interviewed at the Antietam National Battlefield. The battle on September 17, 1862, was the bloodiest day of fighting in American history. President Lincoln took advantage of the Union strategic victory to issue the preliminary Emancipation Proclamation a few days later.