The following documents could be used in a cooperative format, a Jigsaw, or guided discussion by students. They would need to be organized into the manner desired by the instructor.
Personal memo of Harry S. Truman, November 25, 1950
Assistant Naval Aide to the President Lieutenant Commander William Rigdon Log of President Truman's Trip to Wake Island: October 11-18, 1950 found at http://www.trumanlibrary.org/wake/meeting.htm
Military Chain of Command during the Korean War http://www.history.army.mil/books/korea/truce/ch4.htm#chart1
Senate Concurrent Resolution 21, April 11, 1951
Speech Explaining the Firing of MacArthur, Harry S. Truman April 13, 1951 http://teachingamericanhistory.org/library/index.asp?document=860
Proposed draft messages to Frank Pace, Douglas MacArthur, and Matthew Ridgway, c. April 1951; MacArthur, Douglas-dismissal; General File
Order, as dictated by the President, from the Secretary of Defense to General Douglas MacArthur, dated August 26, 1950, ordering the withdrawal of MacArthur's statement to the 51st National Encampment of the Veterans of Foreign Wars