A South Korean ship has been detained for six months on suspicion of violating UN sanctions against the nuclear-armed North.<br />''<br />''Pyongyang is sanctioned over its weapons programme under multiple UN Security Council resolutions, including curbs on oil and fuel shipments.<br />''<br />''But the North has been seeking to get around the measures. A recent UN report said that Pyongyang was securing fuel deliveries through ship-to-ship transfers in international waters.<br />''<br />''<br />''Seoul's foreign ministry said a South Korean ship and three others had been detained on suspicion of undermining the economic measures against the North.<br />''<br />''<br />''The ship – held in the southern port of Busan since last October – is suspected of transferring fuel to a North Korean tanker. If it is proved the South Korean vessel is likely to be blacklisted by the UN.<br />''<br />''<span style="color: #222222;">South Korean President Moon Jae-in has sought to engage the North to bring it to the negotiating table, dangling economic carrots before it in the form of inter-Korean projects, many of which would violate sanctions rules if implemented.</span><br />