A high-profile North Korean diplomat stationed in Cuba has defected to the South, Seoul’s spy agency has confirmed to the BBC.

The political counselor is believed to be the highest-ranking North Korean diplomat to escape to South Korea since 2016.

The diplomat defected in November, the National Intelligence Service (NIS) said.

Details about defections of North Koreans often take months to come to light as the defectors must take courses on South Korean society before they are formally integrated.

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His work reportedly involved stopping Havana from forging official diplomatic ties with Seoul. However, in February, the two governments did establish official relations, in what was seen as a setback for Pyongyang.

“Every North Korean thinks at least once about living in South Korea,” the newspaper quoted him as saying.