The summit in Hanoi may end without the submission of a nuclear declaration. After years of delay, North Korea submitted an inventory of its nuclear facilities and accepted IAEA inspections in 1992. Tensions were lowered after the U.S. and North Korea signed a landmark disarmament-for-aid deal in October 1994. But the second crisis flared in 2002, when U.S. officials accused North Korea of covertly running a uranium-enrichment program. But squabbling erupted soon over how to verify North Korea’s nuclear past.

Source: National Post February 25, 2019 05:43 UTC