This report provides background information on the negotiations over North Korea's nuclear weapons program that began in the early 1990s under the Clinton Administration. As US policy toward Pyongyang evolved through the George W. Bush presidency and into the Obama Administration, the negotiations moved from mostly bilateral to the multilateral Six-Party Talks. Although the negotiations have reached some key agreements, major problems with the implementation have persisted. With talks suspended since 2009, concern about proliferation to other actors has grown.

This report provides background information on the negotiations over North Korea's nuclear weapons program that began in the early 1990s under the Clinton Administration. As U.S. policy toward Pyongyang evolved through the George W. Bush and Obama presidencies, the negotiations moved from mostly bilateral to the multilateral Six-Party Talks (made up of China, Japan, Russia, North Korea, South Korea, and the United States).

This report covers the overall relationship between the U.S. and North Korea, with an emphasis on nuclear diplomacy.

This report discusses U.S. policy in relation to North Korea following the death of Kim Jong-Il. North Korea represents one of the United States' biggest foreign policy challenges due to its production and proliferation of nuclear weapons and missiles, the threat of attacks against South Korea, its record of human rights abuses, and the possibility that its internal problems could destabilize Northeast Asia.

This report discusses questions about North Korea's relationship with terrorists, state sponsors of terrorism, and terrorist attacks as well as the possible implications on re-designating North Korea in the list of sponsors of terrorism.

This report describes the organizations controlling research and development (R&D) on nuclear weapons in several nations, and presents a brief history of the organizations controlling nuclear weapons R&D in the United States. It discusses whether these organizations are civilian or military, though in many nations the lines between civilian and military are blurred.

This report examines the economic side of U.S. leverage with North Korea and reviews U.S. policy and legislation. The security side of U.S.-DPRK relations is addressed in other CRS reports.

This report provides a brief survey of China-North Korea relations, assesses China's objectives and actions, and raises policy issues for the United States.

This report summarizes what is known from open sources about the North Korean nuclear weapons program - including weapons-usable fissile material and warhead estimates - and assesses current developments in achieving denuclearization.

This report provides a brief background about North Korea's announcement that it successfully tested a "hydrogen bomb" (its fourth nuclear test) on January 6, 2016. The official statement also called the device an experimental or "pilot H-bomb."

This report outlines the various elements of the bilateral relations between both the U.S. and North Korea and the U.S. and South Korea, especially nuclear nonproliferation agreements, nuclear dismantlement policies, and U.S. military troop withdrawals from South Korea.

This report discusses the issue of North Korea's inclusion on the U.S. list of terrorism-supporting countries that has been a major issue in U.S.-North Korean diplomacy since 2000, particularly in connection with negotiations over North Korea's nuclear program. North Korea demanded that the Clinton and Bush Administration remove North Korea from the terrorism support list. Secretary of State Clinton said on June 7, 2009, that the Obama Administration would consider reinstating North Korea on the list.

This report provides background information on the nuclear negotiations over North Korea's nuclear weapons program that began in the early 1990s under the Clinton Administration. It also provides information on other concerns that the U.S. has with North Korea, and discusses U.S. engagement activities with North Korea.

This report discusses the economic sanctions the United States imposes on North Korea for activities related to weapons proliferation, destabilizing the region, anti-terrorism, and undemocratic governance.

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Front: Text describes 5 Moscow conference decisions. Maps: Moscow conference decisions as reflected on the global map. Includes photograph of Ernest Bevin (Britain), V. M. Molotov (Russia) and James F. Byrnes (U.S.) Back: Reenlistment. List of reasons to reenlist. Charts of income and retirement income for enlisted classes.