Trade dispute widens, sparking concerns that information about North Korea’s missile programmes may not be shared

South Korea has said it will scrap an intelligence-sharing pact with Japan, drawing a swift protest from Tokyo and deepening a decades-old dispute over the countries’ wartime history that has hit trade and undercut security cooperation over North Korea.

South Korea’s Kim You-geun, deputy director of the presidential National Security Council, said Japan had created a “grave change” in the environment for bilateral security cooperation by removing South Korea’s fast-track export status this month.

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