The correct answer to this open question is the following.
Although there is no context or specific reference, we can say that based on eyewitness accounts America' indeed was ready for the Korean War.
Let's have in mind that during these Cold War years, the United States and the Soviet Union lived tense moments, competing in the arms race, and later in the space race, and permanently in spreading Communism(in the case of the Soviet Union), and trying to stop it(in the case of the United States).
American and Korean troops landed at Inchon on September 15, 1950. Inchon was a key port in Korea. This allowed them, with the support of the troops sent by the United Nations, to capture the important city of Seul, the capital city of South Korea. After this great victory, General Douglass MacArthur reinstated the President of South Korea, Syngman Rhee.