Nelson Rockefeller that the inclusion was essential, especially to U.S. policy in Latin America, successfully urged the need for regional pacts within the framework of the UN. Rockefeller was also instrumental in persuading the UN to establish its headquarters in New York City. President Truman fired Rockefeller, reversed his policies, and shut down the OCIAA. Reich says that in official Washington, Rockefeller had become "a discredited figure, a pariah." He returned to New York. Back in the metropolis in mid-1945, Rockefeller served as Chairman of Rockefeller Center, Inc., (1945–53 and 1956–58) and began a program of physical expansion. He established the American
Rockefeller Center approval of the complex's status, the commission wrote, "Rockefeller Center ranks among the grandest architectural projects ever undertaken in the United States". The buildings became a National Historic Landmark two years later. The United States Department of the Interior wrote in its report that the center was "one of the most successful urban planning projects in the history of American architecture". Columbia University was not making enough money from Rockefeller Center leases by the 1970s, since a series of negotiations with Rockefeller Center Inc. (now Rockefeller Group) had effectively reduced the annual lease payment to $11 million. The university's funds