Arming a Nation

How much firepower does it take to create a new nation, keep one together, or defend global democracy? The design, manufacture, and storage of weapons in America’s armories and arsenals made some little-known places household names. The National Park Service preserves the places that empowered this country’s military might. Discover the stories and people behind the history of firepower.

Map of the United States showing all units of the National Park System

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Last updated: October 20, 2017