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By David Firestone
Mr. Firestone is a former member of the editorial board of The New York Times and was the executive editor for digital at NBC News.
Label by label, on paintings, monuments and historical treasures, the Trump administration is trying to impose a new portrait of America that is without flaw and without internal debate. It’s happening at the Liberty Bell and the giant redwoods of Muir Woods, and especially in the halls of the Smithsonian Institution, the nation’s semiofficial collection of museums, which is allowing Trumpian history to supersede the accuracy of scholarship.






