Chris Kyle--fallen hero and #1 New York Times bestselling author of American Sniper--reveals how ten legendary guns forever changed U.S. history

At the time of his tragic death in February 2013, former Navy SEAL Chris Kyle, the top sniper in U.S. military history, was finishing one of the most exciting missions of his life: a remarkable book that retold American history through the lens of a hand-selected list of firearms.

"Perhaps more than any other nation in the world," Kyle writes, "the history of the United States has been shaped by the gun." Drawing on...