The Korean War (1950-1953) was the first military action of the Cold War.It was sparked by the June 25, 1950 invasion of South Korea by 75,000 members of the North Korean … The Korean War effectively globalised the Cold War. Elections were suppose to be held but the Soviets would not allow it. Korean War Causes. Cause of the Korean War The Korean War is often referred to as the forgotten war, but when 5 million people are killed during a three year period, the war should not be so easily forgotten. The Korean War also legitimized the United Nations and led to further expansion of military power. Yet, for the Koreans, it represented difficulty. Causes of the Korean war The Korean War took place between two opposing Korean regimes. Causes: The main cause for the Korean War started after WWII.An agreement was made between the Allied Forces and the Soviet forces. Cause And Effect Of Korean War The Korean War took place between North and South Korea with an attempt of unifying the 2 nations. The Korean War: Causes, Effects and The United Nations 8:26 Go to The Cold War in Western & Eastern Europe Ch 3. The end of the Second World War meant peace and prosperity for Americans and many other people around the world. Korea had been divided between North and South at the end of the World War II with Russia occupying the North. It also led to increasing militarisation. CAUSES AND IMPACTS OF THE KOREAN WAR The first military action of the cold war began on 25th June 1950 when the Korean War started, around 75,000 soldiers from the North Korean People’s Army poured across the 38th parallel, the boundary between the Soviet backed Democratic People’s Republic of Korea to north and the pro-western Republic of Korea to the South. 14th Amendment Passed. After the war between China and Japan in 1894-1895, certain parts of Korea were occupied by Japan. This gave Japanese economy such an dynamic boot after the ravages of WWII Effects Efects Effects It is estimated “War Without End: Cold War Ideology, POWs and the Unfinished Korean War.” Kang, Woo Chang, and Ji Yeon Hong. Although the Korean War had negative effects on Korea, it did however boost the economy of Japan,” Much of the material used in the war was bought from nearby Japan. The Korean War 101: Causes, Course, and Conclusion of the Conflict. Negative: The Korean War cause huge amount of People died in the world. Works Cited. The Korean peninsula is still divided today, therefore, making a nonsettled war. During the 7th century Korea was a single country until the World War II. North Korea attacked South Korea on June 25, 1950, igniting the Korean War. The Japanese … Though it can be changed this war is still viewed that way by today’s society. The Korean War brought both positive and negative effects to the world. Effects on the Cold War. Download PDF. Morris-Suzuki, Tessa. Causes of the Korean War. (Staff, 2009) The causes of the war need to be reviewed, so that in the future, humanity can view ways to prevent it from happening again. The Korean War also showed the growing anti-communist feeling across the US. The country was divided along the 38th Parallel by American administrators. It was no longer just a European conflict but a global conflict which would also affect other parts of the developing world. From the 7th century Korea existed as a single country. The northern part of the country was occupied by Soviet troops and the southern part was occupied by troops from the United States.