This is the 2649th most frequent Korean word.
설립을
"설립을" means "establishment" or "foundation" in English.
Here, '설립을' is used as a noun referring to the process of establishment.
그 회사의 설립을 축하했습니다.
We congratulated the establishment of that company.
In this example, '설립을' relates to the act of founding something, in this case, a school.
학교 설립을 위해 많은 기부가 필요합니다.
Many donations are needed for the establishment of the school.
Here, '설립을' indicates the action of establishing community centers supported by the government.