The US Departments of State and Defense debate whether or not to sell rocket propulsion technology to South Korea in light of Park Chung Hee's alleged interest in developing nuclear weapons.

Several memoranda of conversations between U.S. Secretary of Defense James R. Schlesinger and Park Chung Hee and other leading South Korean officials.

A heavily redacted report on the U.S.-Canadian consensus that South Korea should not be able to obtain a nuclear weapons capability.

The Acting Secretary of State met with South Korean Ambassador Hahm to discuss South Korea's nuclear program and planned purchase of a French reprocessing plant.

American officials in Washington, D.C., conclude that South Korea is in the initial stages of developing a nuclear weapons program.

A memorandum produced for Henry Kissinger laying out U.S. policy towards the South Korean nuclear program.

A cover letter attached to National Security Council memorandum on disuading South Korea from purchasing a French-built reprocessing plant.

A follow up report for Henry Kissinger on the state of U.S. policy toward South Korea's purchase of a French reprocessing plant.

The Canadian government informs the United States that will approach the South Korean government on the rumored sale of a French nuclear reprocessing plant.

South Korea's nuclear plans have reached a point where the U.S. State Department believes that the Embassy in Seoul must "approach the Koreans directly."