This is the 10617th most frequent Korean word.
국제원자력기구가
"국제원자력기구가" refers to "The International Atomic Energy Agency (IAEA)."
Here, "국제원자력기구가" acts as the subject of the sentence, taking responsibility for the action of announcing.
국제원자력기구가 새로운 협정을 발표했습니다.
The International Atomic Energy Agency announced a new agreement.
In this sentence, "국제원자력기구가" identifies the agency that has created the report, tying it to the document under consideration.
국제원자력기구가 작성한 보고서를 검토해야 합니다.
We need to review the report prepared by the International Atomic Energy Agency.
In this context, "국제원자력기구가" refers to the entity providing the arguments, establishing the origin of the claims to be analyzed.