enforcing laws on the what? You didn't finish your question.
The Korean War--The goal of the UN was to establish an independent Korea and have elections however the elections were pushed off and did not occur.
In an effort to have a unified Korea, the North invaded the South which resulted in UN action to protect the South. Though the UN with the aide of the US were able to push back North Korean forces, China will join and push the defensive forces back again. The end result was an armistice leaving Korea divided still today.
You didn't give any answer choices..
It is either 1 or 3. It is definitely not 2 though because it was written in English. If I had to choose, I would say 1.
