This is the 10478th most frequent Korean word.
국가적
"National" or "pertaining to the nation."
국가적 is used to describe an action or approach that involves the nation as a whole or the government's comprehensive level of action.
이 문제는 국가적 차원에서 해결해야 합니다.
This issue must be resolved at the national level.
국가적 here modifies 행사 (event) to indicate that the event is of national importance or scale.
국가적 행사로 인해 많은 도로가 폐쇄되었다.
Many roads were closed due to the national event.
국가적 is used to qualify 재난 (disaster) as one affecting the entire nation or requiring nationwide attention.