He was rather too indulgent in humouring her caprices; not from affection, but from pride: he wished earnestly to see her bring honour to the family by an alliance with the Lintons, and as long as she let him alone she might trample on us like slaves, for aught he cared!
Leaving aside the degradation of an alliance with a nameless man, and the possible fact that his property, in default of heirs male, might pass into such a one’s power, he had sense to comprehend Heathcliff’s disposition: to know that, though his exterior was altered, his mind was unchangeable and unchanged.
There are no more uses of "alliance" in the book.
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The Islamic governments formed an alliance to defeat Israel.