| Flap 1 | Flap 2 |
| 1941 | Local Planning Administration, by Ladislas Segoe, first of "Green Book" series, appears. |
| 1941 | Robert Walker's Planning Function in Urban Government published. |
| 1944 | Bretton Woods (New Hampshire) Agreement. The U.S. and allies meet to establish the International Bank for Reconstruction and Development (World Bank). |
| 1944 | Serviceman's Readjustment Act ("G.I. Bill"). Guaranteed loans for homes to veterans under favorable terms, thereby accelerating the growth of suburbs.1 |
| 1947 | Housing and Home Financing Agency (predecessor of HUD) created to coordinate federal government's various housing programsn |
| 1947 | Construction of Park Forest, Illinois, and Levittown, New York, begun. |
| 1947 | Secretary George C. Marshall uses his Harvard College commencement address to propose the Marshall Plan for the reconstruction of postwar Europe. |
| 1949 | Housing Act (Wagner-Ellender-Taft Bill). First U.S. comprehensive housing legislation. Aimed to construct about 800,000 units. Inaugurated urban redevelopment program.a |
| 1949 | The National Trust for Historic Preservation is created and chartered by Congress.b |
| 1954 | In Berman v. Parker, U.S. Supreme Court upholds right of Washington, D.C. Redevelopment Land Agency to condemn properties that are unsightly, though non-deteriorated, if required to achieve objectives of duly established area redevelopment plan. |
| 1954 | In Brown v. Board of Education (Topeka, Kansas), Supreme Court upholds school integration. |
| 1954 | Stressed slum prevention and urban renewal rather than slumclearance and urban redevelopment as in the 1949 act. Also stimulated general planning for cities under 25,000 population by providing funds under Section 701 of the act. "701 funding" later exten |
| 1954 | The Council of Government movement (COGS) begins in the Detroit area with the formation of a Supervisors' Inter-County Committee composed of the representatives of each county in southeastern Michigan for the purpose of confronting areawide problems. It s |
| 1956 | Congress passes multibillion dollar Federal Aid Highway Act to create interstate highway system linking all state capitals and most cities of 50,000 population or more. |
| 1957 | F. Stuart Chapin publishes Urban Land Use Planning.M0 |
| 1957 | Education for Planning. A seminal, book-length inquiry by Harvey S. Perloff into the "appropriate intellectual, practical and 'philosophical' basis for the education of city and regional planners ..." |
| 1959 | A "Multiple Land Use Classification System" (A. Guttenberg) published in Journal of American Institute of Planners. The first approach to the definition of land-use classifications in multidimensional terms. |
| 1959 | Congress establishes the Advisory Commission on Intergovernmental Relations (ACIR), with members from various branches of government. Serves primarily as a research agency and think tank in area of intergovernmental relations. |
| 1959 | The American Collegiate Schools of Planning (ASCP) is born when a few department heads of planning schools get together at the annual ASIP conference to confer on common problems and interests regarding the education of planners. |
| 1959 | The St. Lawrence Seaway is completed. This joint U.S.-Canada project created, in effect, a fourth North American seacoast, opening the American heartland to sea-going vessels. |
