North Korea - June 17th, 2014
North Korean state media showed that Kim Jong-un visited a navy submarine unit under the East Sea Fleet Command. He himself boarded a submarine, which is believed to be North Korea's largest 1800-ton Romeo-class submarine that has operated since the 1960s. Defense Ministry spokeman of South Korea, Kim Min-seok, stated that North Korean submarines are far more inferior to South Korean's in performance. http://english.chosun.com/site/data/html_dir/2014/06/17/2014061701286.html