skos:altLabel | - fortifications
- Defenses of Washington
- Defenses of Washington, D.C.
- defenses of Washington
- defenses of Washington, D.C.
- American Civil War defenses
- Civil War Defenses
- Civil War Defenses of Washington, D.C.
- Civil War Defenses of Washington, DC
- Civil War defenses of Washington
- Defense of Washington
- Defenses of Washington D.C.
- Fort Chaplin
- Fort Circle
- Fort Circle Park
- Fort Circle Parks
- Fort Slocum Park
- artillery defenses of Washington, D.C.
- artillery defenses of the Capital
- defense of Washington
- defense of Washington, D.C., during the Civil War
- defenses of Washington, DC
- defenses of the Capital
- extensive fortifications
- fortifications built to defend the city
- forts around Washington DC
- wartime defenses
- Civil War-era fort used to defend the nation's capital
- Civil War Defenses of Washington – Fort Circle Parks
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