unite nations unite nations security council ban four ship port globally carry coal north korea include one vessel also ammunition unite state postpone bid blacklist four others pending investigation vessels first designate stepped-up sanction impose north korea 15-member council august september pyongyang sixth large nuclear test two long-range ballistic missile launch security council north korea sanction committee operate consensus agree request unite state blacklist ship oct. transport prohibit items dprk north korea accord document see reuters tuesday u.n. diplomat speak condition anonymity say four blacklist ship four vessels still investigate link illicit trade north korean coal november last year security council cap north korean coal export august impose complete ban 193 u.n. member state require prohibit port entry comoros-flagged petrel st. kitts nevis-flagged hao fan north korean-flagged tong san cambodia-flagged jie shun entry allow case emergency vessel return home port jie shun intercept egypt aug. 11 2016 carry 30,000 rocket propel grenades wooden crate conceal 2,300 tonnes iron ore accord u.n. sanction monitor large interdict ammunition consignment history sanction democratic people republic korea independent sanction monitor tell security council annual report february ship leave north korean port haeju july 23 2016 interdict egyptian territorial water south suez canal experts say north korea u.n. arm embargo security council ban trade export coal textiles seafood iron minerals choke fund pyongyang missile nuclear program oct. note security council north korea sanction committee see reuters unite state say withdraw four ship propose list south korean-flagged xin shen hai palau-flagged east glory panama-flagged kai xiang cheng hong four ship require study key party revert committee process complete u.s. mission unite nations write ninth ship fiji-flagged toyo maru propose list annex initial u.s. draft resolution adopt security council sept. 11. clear unite state still plan put ship forward designation u.n. security council unanimously adopt nine sanction resolutions north korea since 2006. u.n. ban four ship north korea coal u.s. delay four