개최된

In a sentence

• 지난 주에 서울에서 국제 회의가 개최되었습니다.

  Last week, an international conference was held in Seoul.

  Here "개최된" refers to an event or gathering, signifying that it was officially organized or hosted.

• 학교 운동장에서 체육 대회가 개최될 예정입니다.

  A sports event is scheduled to be held in the school playground.

  In this instance, "개최된" modifies a future event, showing its planned occurrence.

• 작년에 개최된 축제가 많은 사람들에게 즐거움을 선사했습니다.

  The festival held last year brought joy to many people.

  "개최된" describes a past event explaining when and how it was organized.