North Korea conducted a series of missile tests in 2017.
Ri recently appeared with Kim on a happy tour of a cosmetics factory in Pyongyang.
South Korea's dronebots will be operated by a team targeting North Korea’s nuclear and missile sites.
Pyongyang is conducting tests to see if anthrax germs can survive at temperatures of 7,000 degrees or more.
Ultimately, President Jae-in believes that any possible stalemate rests upon Kim Jong Un.
More than 400 marines have been doing training activities together, including shirtless wrestling in the snow.
North Korea's per capita incomes rose 5 percent despite sanctions over its nuclear weapons development program.
China said it was conducting routine exercises.
The anti-terror drill scenarios included tackling someone hijacking a bus full of athletes and attempting to ram it into the stadium.
Japan said Moscow had “big clout” with North Korea and asked Russia to cooperate.
Aegis destroyer vessels are conducting a two-day exercise in South Korean and Japanese waters.
The practice sessions come after North Korea slammed Trump as a “mentally deranged dotard" on Saturday.
North Korea cited international agreements that define aggression, arguing U.S. attempts to institute a naval blockade were illegal.
The long-anticipated unit was officially formed on December 1 and includes 1,000 soldiers.
The aircraft left its base in the U.S. territory of Guam before joining two Japanese F-15 fighters to take part in the drills.
The drones will be used for surveillance and will also be ready to mobilize to launch attacks.
A new report showed Yemen's Iran-friendly Houthi movement evaded the U.S. anti-missile system protecting troops from North Korea.
Teams from both nations are set to participate in a tournament in China later this month.
The long-anticipated unit was officially formed on December 1.
The condition of a recent defector confirmed long-standing reports of malnutrition among the ranks of the 1.2 million–strong army.
South Korea launched a “precision strike” missile exercise after North Korea conducted its first missile test in more than two months.
Doctor Lee Cook-Jong said the 24-year-old had a nightmare about being abducted and taken back to North Korea.