The U.S. military would need to evacuate more than 200,000 U.S. citizens and others in the event of a war breaking out with North Korea.
The parade will celebrate the army that fought against South Korea in the 1950-53 Korean War, just a day before North and South Korean athletes are due to march under a united banner.
General Hwang Pyong So has not been seen in public for two months.
November was a record month for North Korean boats arriving on Japanese shores.
The condition of a recent defector confirmed long-standing reports of malnutrition among the ranks of the 1.2 million–strong army.
Doctor Lee Guk-jong said he had never seen such parasites in his 20-year career.
It's the first defection of this kind in a decade.
The Punngye-ri underground facility hosted the country's sixth and most powerful nuclear test to date.
Kim Jong Un's army carried out drills against a model of the South Korea-U.S. Combined Forces Command.
President Donald Trump vowed to answer North Korea's threats with "fire and fury," fueling speculation that the U.S. wants to overthrow Kim Jong Un.
State-sponsored hackers are reportedly working in the secretive 'Bureau 121'