How were the Korean War and the Vietnam war similar in terms of their impact on the Cold War

In a nutshell, the Korean War was a result of the Cold War. After WWII, the Japanese lost control of the Korean Peninsula which eventually was divided up between the US and the USSR. The line that divided the peninsula was named the “38th parallel.” The line that separated North Korea from South Korea. Also, Both wars involved the two superpowers, the United States and the Soviet Union, using "proxy wars" to impact the spread of communism.

Explanation:

a king decides to declare war on a neighboring country without the input of any advisers

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