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He reportedly executed his uncle, Jang Song Thaek, when he after finding out about an alleged coup plot that was planned with China.

Especially in a relatively recent cohort 1998- 1999 , the prevalence of sexual experience was high in the youngest age group 12-13 years.


This implies that the prevalence of sexual experience in Korean adolescents may continue to increase in the future.
Patterns of sexual behaviors are converging across developed countries.

In the framework of the life course theory, adolescents are in a transitional period before becoming adults.
In girls, the age group of 12-13 years showed an increased prevalence of sexual experience in recent periods.

Description: In boys, the prevalence of sexual experience increased in recent periods, especially in the age group of 12-13 years, while the prevalence of sexual experience decreased in the age group of 16-17 years.