Threats come days after Kim Jong-Un ordered the country's nuclear arsenal to be placed on standby for use "at any moment"
According to reports, the sanctions would include banning any ships which have previously docked in the North from South Korean ports
The 6,830-tonne cargo ship will not be allowed to leave Subic port where it had been docked for three days and its crew will be deported
The European Union said on Friday that it had added 16 people and 12 companies to its sanctions list following North Korea's latest nuclear test and rocket launch. The United Nations unanimously voted to expand existing sanctions against Pyongyang on Wednesday. The European Union introduced restrictive measures against North Korea in December 2006. The European Council, which represents the 28 member states, said that Friday's extension was a transposition of the UN vote on Wednesday.
North Korea, known for belligerent rhetoric, has previously threatened pre-emptive attacks on its enemies, including South Korea and the US
The move is a ramping up of rhetoric following UN Security Council's adoption of tough sanctions on Pyongyang
It also prohibits the supply of all types of aviation fuel, including rocket fuel to Pyongyang.
The North's launches also come shortly after Seoul's parliament passed its first legislation on human rights in North Korea
The projectiles were fired into the East Sea (Sea of Japan)
The sanctions come in response to Pyongyang's fourth nuclear test and rocket launch
The US presented the draft resolution to the council last week after reaching agreement with China, Pyongyang's sole ally, on the new sanctions
Kim Jong-Un has reportedly called for this weapon to go into mass production as soon as possible
The UN Security Council could vote on the measure in the coming days, said diplomats
He further called scientists involved in the February 7 launch "best patriots and admirable heroes", giving them medals
According to an official, Kim Jong Un's spy agency has begun work to launch cyber and other attacks on South Korea