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The Commission aimed to rebut what its authors claim is liberal bias in history teaching.
The report has been attacked for its ideological bias and lack of academic rigor.
Sections of a report commissioned by President Donald Trump pushing for patriotic education appear to have been lifted directly from an old op-ed by one of its authors.
The 45-page report was published by the 1776 Commission, established last year by Trump to promote patriotic education.
It was billed as a rebuttal of the New York Times 1619 Project, which placed the story of slavery at the heart of American history. It attacks what the authors claim is a liberal bias in American classrooms.