Frederick Maryland is the location of the Monocacy National Battlefield. The Battlefield is the location of the 14th New Jersey Volunteer Infantry Monument and is categorised as a historic district of the US.
[['Monocacy National Battlefield', 'LOCATION', 'Frederick County, Maryland'], ['14th New Jersey Volunteer Infantry Monument', 'CATEGORY', 'Historic districts in the United States'], ['14th New Jersey Volunteer Infantry Monument', 'DISTRICT', 'Monocacy National Battlefield']]