Marshall worked to provide more manpower to meet the demands of both the Korean War and the Cold War in Europe. To implement his priorities Marshall brought in a new leadership team, including Robert A. Lovett as his deputy and Anna M. Rosenberg, former head of the War Manpower Commission, as assistant secretary of defense for manpower. He also worked to rebuild the relationship between the Defense and State Departments, as well as the relationship between the Secretary of Defense and the Joint Chiefs of Staff.