Editing National Security Act of 1947 (section)

=== Executive Power ===
Before [[World War II]], [[United States congressional committee|congressional committees]] oversaw the [[Cabinet of the United States|Cabinet]]-level [[United States Department of War|War Department]] and [[United States Department of the Navy|Navy Department]], and while each department was separate from the other, both were able to obtain [[Military aircraft|aircraft]].<ref name=":2">{{cite book |last1=Kurtz |first1=James H. |last2=Crerar |first2=John H. |title=Military Roles and Missions: Past Revisions and Future Prospects |date=March 2009 |publisher=Institute for Defense Analyses |id={{DTIC|ADA519426}} }}{{pn|date=October 2023}}</ref> During this time, the President had a level of authority over the departments.<ref name=":2" /> After the [[attack on Pearl Harbor]], Congress passed the [[War Powers Act of 1941|First War Powers Act]], which authorized the sitting president "to make such redistribution of functions among executive agencies as he may deem necessary" provided that it is "only in matters relating to the conduct of the present war" and that these authorities will expire "six months after the termination of the war."<ref name=":2" /><ref>First War Powers Act of 1941, Pub.L. No. 77-354, 55 Stat. 838 (1941).  https://govtrackus.s3.amazonaws.com/legislink/pdf/stat/55/STATUTE-55-Pg838.pdf</ref> 

During World War II, then-[[Chief of Staff of the United States Army|chief of staff of the Army]] [[George C. Marshall|George Marshall]] brought the idea of unification of the armed services to President [[Franklin D. Roosevelt]], but "he was routinely rebuffed on the grounds that a substantive discussion of this option while the country was at war might undermine the [[war effort]]."<ref name=":13">{{cite book |chapter=Present at the Legislation: The 1947 National Security Act |pages=5–24 |jstor=resrep12044.5 |title=Organizing for National Security |date=2000 |publisher=Strategic Studies Institute, US Army War College |url=https://press.armywarcollege.edu/monographs/125/ |last1=Stuart |first1=Douglas }}</ref> On August 26, 1944, future president [[Harry S. Truman]], who was a senator at the time, wrote that "under such a set-up [of unification] another Pearl Harbor will not have to be feared" in his article "Our Armed Forces Must Be United".<ref name=":13" /> Military problems apparent during World War II that turned attention to the need for unification were a lack of [[Combat readiness|preparedness]], a lack of attention to "[[Military logistics|logistics in war]]," and a "lack of coordination among the services."<ref>{{cite journal |last1=Lee |first1=Gus C. |title=The Organization for National Security |journal=Public Administration Review |date=1949 |volume=9 |issue=1 |pages=36–44 |doi=10.2307/972661 |jstor=972661 }}</ref> 

In the years following the war, President Truman had been pushing for the unification of the armed services until the passing of the National Security Act of 1947, having [[Military science|research]] conducted on the topic since 1944<ref name=":3" /> and having expressed his desire for Congress to act on the issue as early as April 6, 1946.<ref name=":13" /> He stated in a letter to Congress on June 15, 1946, that he "consider[s] it vital that we have a unified force for our [[National security|national defense]]."<ref>The Associated Press. (June 15, 1946). "President's program to unify the services, with Army-Navy views". ''The New York Times''. {{ProQuest|107793495}}</ref> President Truman had worked closely with the Army and the Navy to establish a consensus, but the departments struggled to come to an agreement until 1947.<ref name=":2" /><ref>{{cite news |title=ARMY-NAVY DISPUTE BACK AT WHITE HOUSE |id={{ProQuest|107493837}} |url=https://www.nytimes.com/1946/06/01/archives/armynavy-dispute-back-at-white-house.html |work=The New York Times |date=1 June 1946 }}</ref>