Why was Korea divided after World War II?

Hope this helps you

When the Japanese empire was dismantled at the end of World War Two, Korea fell victim to the Cold War. It was divided into two spheres of influence along the 38th parallel. The Americans controlled south of the line. The Russians installed a communist regime in the north, later ceding influence to China.

your answer will most likely be a.

the anwser is a) to prevent military conflict