Which quotation from president harry s. truman offers a reason for u. s. involvement in the conflict between north korea and south korea?

The quote spoken by President Harry S. Truman that offers the best reason for the United States to become involved in the conflict that was occurring between North Korea and South Korea was "Communism has passed beyond the use of subversion...and will now use armed invasion and war."

Where's the table ? can you take a pic ?