Richard Nixon actually said...
In a message to the Congress on September 11, 1970, transmitting a report of the American Revolution Bicentennial Commission, I strongly endorsed the Commission's view that the primary emphasis in our commemoration of the Nation's birth should be a nation-wide celebration, involving every State, city and community.
Context
Message to the Congress Withdrawing Philadelphia as the Site of an International Exposition During American Revolution...
05/21/1972