After the WWII, the world entered a period of peace. Cold Wars between the US and the Soviet Union leads to many mini wars around the globe. The wars has never stopped since the end of WWII. The Korean War is one of the examples of Capitalist vs. Communist war. After the Korean War North Korea stayed as a strong communist country but South Korea was ruled by a dictator for decades and in 1987, South Korea wrote their first constitution and the country held their first free election.