Canisters containing missiles are displayed in Kim Il Sung Square, Pyongyang, North Korea, April 12, 2017 (AP photo by Wong Maye-E).

Editor’s Note: This article is part of an ongoing series about the production and trade of arms around the world. Earlier this year, a ship from North Korea laden with 30,000 rocket-propelled grenades was seized off the coast of Egypt. The United Nations called it the “largest seizure of ammunition in the history of sanctions against the Democratic People’s Republic of Korea.” In an email interview, Andrew C. Winner, chair of the Strategic and Operational Research Department and a professor of strategic studies at the Naval War College, discusses the nature of North Korea’s arms industry and efforts to curb […]