In 2001 , Japanese authorities seized what they said was materials for uranium enrichment . The seizure was made public in 2011 when Greece reported it to the Security Council . South Africa tells the U.N. that it has North Korean weapons destined for the US . In 2002 , a North Korean ship is intercepted in the Gulf of Aden carrying Scud missiles .
In 2001 , Japanese authorities seized what they said was materials for uranium enrichment . South Africa tells the U.N. that it has North Korean weapons destined for the US . In 2002 , a North Korean ship is intercepted in the Gulf of Aden carrying Scud missiles .