<span style="color: #222222;">North Korean leader Kim Jong Un has said the country must be prepared for a very giant struggle next year to continue to make progress in areas including defence, agriculture, and construction. This was reported by the state media today.<br />''<br />''Kim made the remarks at a meeting of the central committee of the ruling Worker's Party's politburo yesterday. The meeting decided to hold a plenary meeting of the committee next month.<br />''<br />''Kim said the country still faces economic difficulties. However, the party has had success in pushing to meet policy targets and implementing the five-year economic plan. The plan was unveiled by Kim early this year.</span><br />