 Decisions on how to use the newly created land occurred over the next few years.In 1900, the United States Senate established the McMillan Commission, a body to advise the Congress and District of Columbia on ways to improve the parks, monuments, memorials, and infrastructure of the city as well as plan for urban renewal, economic growth, and expansion of the federal government.The McMillan Commission concluded that commercial land was not needed and proposed turning the reclaimed flats into parkland.