In "The Writer in the Family" by E.L. Doctorow

Jonathan's mother believed her husband's family had never accepted her, that she'd battled them for the entire twenty-five years of her marriage.

But what was disturbing was that my aunts had acted in the manner of that side of the family of making government on everyone’s behalf, the true citizens by blood and the lesser citizens by marriage. It was exactly this attitude that had tormented my mother all her married life. She claimed Jack’s family had never accepted her. She had battled them for twenty-five years as an outsider