Henry’s indignation on hearing how Catherine had been treated, on comprehending his father’s views, and being ordered to acquiesce in them, had been open and bold.
How Henry would think, and feel, and look, when he returned on the morrow to Northanger and heard of her being gone, was a question of force and interest to rise over every other, to be never ceasing, alternately irritating and soothing; it sometimes suggested the dread of his calm acquiescence, and at others was answered by the sweetest confidence in his regret and resentment.
In that interval the plan was completed, and as soon as she came again, her agreement was demanded; but instead of the gay acquiescence expected by Isabella, Catherine looked grave, was very sorry, but could not go.
There are no more uses of "acquiesce" in the book.
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She is opposed, but will ultimately acquiesce to the will of the majority.
You can make them acquiesce, but don’t expect them to be happy about it.