This is the 9998th most frequent Korean word.
공안당국의
"Authorities of public security."
Here, '공안당국의' denotes possession, indicating that the investigation is being conducted by the authorities responsible for public security.
공안당국의 조사가 진행 중에 있습니다.
The public security authorities' investigation is ongoing.
In this sentence, '공안당국의' shows origin, implying that the announcement about the news originated from these authorities.
그 소식은 공안당국의 발표를 통해 공개되었습니다.
The news was released through the announcement of the public security authorities.
Here, '공안당국의' describes the subject, emphasizing their fundamental role in regulation and safety management.