2026-09-24T23:14:53+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object10809143456AIR DEFENCE SITENA site equipped for passive or active defence against an airborne enemy assault.1P