Dartmoor Preservation Association (DPA) is one of the oldest environmental or amenity bodies in the UK. It was founded in 1883. It concerns itself with Dartmoor, a National Park in Devon, south-west England. It began with two main areas of concern. Firstly, commoners' rights were being eroded through army use, including the firing of live artillery shells, and piecemeal enclosure of land around the margins. Secondly, there was increasing public interest in Dartmoor's scenery, archaeology, history and wildlife Dartmoor Preservation Association is a registered charity, Number 215665.