Naturalization (or naturalisation) is the legal act or process by which a non-citizen in a country may acquire citizenship or nationality of that country. It may be done by a statute, without any effort on the part of the individual, or it may involve an application and approval by legal authorities.
Such a world war could easily have become a nuclear conflict as both the U.S. and Soviet Union possessed atomic weapons. Below is a public domain timeline of events in the Korean War, provided by the U.S. Army. Korean War Timeline 1950 - 1953. June 25, 1950. North Korean Peopleâs Army (NKPA) invades across the 38th Parallel with 135,000 men.
Since the end of the Korean War, tensions between North and South Korea have remained. For example according to CNN, in 1968, North Korea unsuccessfully attempted to assassinate South Korea's president.