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had been asserting

  • past perfect progressive
    of assert.
    assert
    verb (used with object)
    to state with assurance, confidence, or force; state strongly or positively; affirm; aver.

Example Sentences

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See Examples For:

For the 18 months since his resignation as defense secretary in December 2018, Mattis had been asserting a “duty of silence” as a former military commander not to directly criticize the president.

From Washington Post ● Jun. 4, 2020

He admitted, what many had been asserting for weeks, that the Centenary was going to be a big thing; and his social instinct wished him to share in the pride of it.

From Clayhanger by Arnold Bennett

The Declaration embodied every principle he had been asserting, and indeed Cobbett is correct in saying that whoever may have written the Declaration Paine was its author.

From The Life Of Thomas Paine, Vol. I. (of II) With A History of His Literary, Political and Religious Career in America France, and England; to which is added a Sketch of Paine by William Cobbett by Moncure Daniel Conway

Brunhild had been asserting that Siegfried was Gunther's vassal, or, in feudal language, his man.

From The Nibelungenlied Revised Edition by Unknown

The newspapers had been asserting that the new army was being recruited from the flower of England's young manhood.

From Kitchener's Mob Adventures of an American in the British Army by James Norman Hall