NEW HAMPSHIRE POLICE ASSOCIATION the voice of new hampshire law enforcement New hampshire police association about The New Hampshire Police Association NHPA was established on November 3 1940 to represent the rankandfile members of the New Hampshire law enforcement community. Todays NHPA continues to provide the same high degree of representation as well as setting and mastering new and progressive goals relevant to todays law enforcement officer. Although the NHPA is not an arbitrating body the Association strives to provide all necessary moral and material support needed by its members by providing harmony good feelings and better working conditions for the protection and benefit of its members and their dependents. Through the achievements made by NHPA the New Hampshire law enforcement officers are more effectively able to serve the needs and demands of the citizens whom they are sworn to protect.