SEOU: North Korea is believed to possess up to two tonnes of highly enriched uranium, South Korea’s unification minister said Thursday. The North has long been known to hold a “significant” amount of highly enriched uranium, the key material used to produce nuclear warheads, according to South Korea’s defense ministry.

SEOU: North Korea is believed to possess up to two tonnes of highly enriched uranium, South Korea’s unification minister said Thursday. The North has long been known to hold a…

South Korea reports Pyongyang building up enriched uranium supplies, insists 'stopping' nuclear development 'urgent'.