я бы сказала uniformity of thought оно вполне себе встречается в Google Books в отрицательном смысле, например:
"In this way, particularly from the Ming dynasty on, an unparalleled uniformity of thought was enforced not only among the officials but throughout the whole leading class. "
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оно вполне себе встречается в Google Books в отрицательном смысле, например:
"In this way, particularly from the Ming dynasty on, an unparalleled uniformity of thought was enforced not only among the officials but throughout the whole leading class. "