Here are four things one must know about the bickering Koreas
To influence Kim's behavior, we must ask: What is his particular vantage point?
The threats come as relations between North Korea and the US become increasingly tensed
Senior regime official says country ready for nuclear war
Kim Jong-Nam, the half-brother of N Korean supremo Kim Jong-Un, was killed on Monday at the airport
Kim Jong-Nam was killed on Monday
Detonation devices trialled as an angry reaction to deployment of US missile defence system in South; Kim Jong-un monitoring activities
The country's legislative body, the Supreme People's Assembly (SPA), unanimously voted Kim as head of the State Affairs Commission
Ko Yong-Suk was the sister of Ko Yong-Hui, one of former North Korean leader Kim Jong-Il's wives and mother of Kim Jong-un
Kim was previously first secretary of the party
The move comes amid rising tensions on the Korean peninsula due to international sanctions imposed on Pyongyang