David A. Welker is a professional historian and military analyst for the Federal Government. He holds a master's degree in international affairs from American University and a bachelor's degree in history and political science from Westminster College.
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For generations of Americans, the word Antietam—the name of a bucolic stream in western Maryland—held the same sense of horror and carnage that the date 9/11 does for Americans today. But Antietam eclipses even this modern tragedy as America's... SEE MORE