<P> In the U.S. , the war was initially described by President Harry S. Truman as a `` police action '' as the United States never formally declared war on its opponents and the operation was conducted under the auspices of the United Nations . It has been referred to in the English - speaking world as `` The Forgotten War '' or `` The Unknown War '' because of the lack of public attention it received both during and after the war , and in relation to the global scale of World War II , which preceded it , and the subsequent angst of the Vietnam War , which succeeded it . </P>
<P> In the U.S. , the war was initially described by President Harry S. Truman as a `` police action '' as the United States never formally declared war on its opponents and the operation was conducted under the auspices of the United Nations . It has been referred to in the English - speaking world as `` The Forgotten War '' or `` The Unknown War '' because of the lack of public attention it received both during and after the war , and in relation to the global scale of World War II , which preceded it , and the subsequent angst of the Vietnam War , which succeeded it . </P>
who is the president during the korean war
who is the president during the korean war
Harry S. Truman
Harry S. Truman