Book excerpt: Terrorism: Commentary on Security Documents is a series that provides primary source documents and expert commentary on various topics relating to the worldwide effort to combat terrorism, as well as efforts by the United States and other nations to protect their national security interests. Volume 145, The North Korean Threat, examines the strategies adopted by the United States, China, and the international community in response to the nuclear threat posed by North Korea. The volume includes a selection of documents chosen to illustrate developments in this area from 2010 through 2016, with commentary from series editor Douglas C. Lovelace, Jr. The documents in this volume include 2016 UN Security Council resolutions on North Korea, Congressional Research Service reports covering various aspects of the U.S. response to North Korea's nuclear program, a U.S. Department of Defense report prepared for Congress on military and security developments related to North Korea, and a detailed description of the U.S. sanctions program against North Korea from the U.S. Treasury Department's Office of Foreign Assets Control.