Arbex Arbex 23-04-2020 Social Studies contestada 1. The Democratic People’s Republic of Korea could BEST be described as which of these? Communist Democratic Supported by the U.S. Controlled by the U.N. 2. The boundary between North and South Korea has been found along the Yalu River. around the 17th Parallel. around the 38th Parallel. along the Atlantic coast. 3. The amount of involvement by ___ in the war in late 1950 took the United States by surprise, and changed the course of the war.