This is the 1886th most frequent Korean word.
국방부는
"국방부는" means "The Ministry of National Defense."
In this sentence, '국방부는' is the subject indicating the Ministry of National Defense.
국방부는 국가 안보를 책임지는 기관입니다.
The Ministry of National Defense is the agency responsible for national security.
Here, '국방부는' again serves as the subject, emphasizing the Ministry's action.
국방부는 새로운 정책을 발표했습니다.
The Ministry of National Defense announced a new policy.
The phrase '국방부는' functions as the subject and conveys who did not take action in the context.