On This Day: American Civil War: George B. McClellan's Army of the Potomac halts the first... (1862)

On September 17, 1862: American Civil War: George B. McClellan's Army of the Potomac halts the first invasion of the North by Robert E. Lee and his Army of Northern Virginia in the single-day Battle of Antietam, the bloodiest day in American military history.

This historical event can serve as a powerful sermon illustration about God's creation and human discovery. Consider using it when preaching about discovery.