A Russian military delegation has arrived in North Korea for a five-day working visit. Russian Defense Ministry on Monday said the delegation, led by Eastern Military District Commander Admiral Konstantin Sidenko, will meet with top North Korean officers, aimed at developing bilateral military cooperation. The two sides will discuss issues concerning naval cooperation, bilateral humanitarian exercises and mutual visits by warships. According to Itar-Tass, the North Korea's top leader Kim Jong II is currently paying a week-long official visit to Russia and is expected to meet with Russian President Dmitry Medvedev around mid-week.