Arthur A. Kimball helped establish the Economic Cooperation Administration for administering a plan that was in operation for how many years?
Arthur A. Kimball Arthur Alden Kimball (1908–1996) was a career civil servant who was part of the prosecution staff for the Nuremberg Trials, and also helped establish the Economic Cooperation Administration for administering the Marshall Plan.
Mutual Security Agency The Mutual Security Agency was established by Congress on October 10, 1951. It was created under the principle that strengthening America's allies in Europe through military assistance and economic recovery would be beneficial to America's long-term security. It superseded the Economic Cooperation Administration, which only had oversight over economic aid. The Mutual Security Agency was responsible for the development and administration of military and economic assistance programs other than those administered by the Technical Cooperation Administration.