-
When the Korean War erupted on 25 June 1950, few could have foreseen just how rapidly events would spiral. In barely a few months, the North Korean People’s Army (KPA) would drive deep into the south, consigning most of the Republic of Korea (ROK) to collapse, and forcing United Nations (UN) and South Korean forces into a barely tenable defensive “beachhead” in the southeast. This article examines that first phase in detail — how North Korea planned and executed its lightning offensive, why the South Korean military disintegrated so swiftly, how UN/ROK forces clung on at the Pusan PerimeterPusan Perimeter…