In a world where you can marry your daughter off to some family and gain a claim on their land and money and where that family in question ruled all of this, then it makes perfect sense.
Warwick was super duper excited to have helped his pal Edward become King and started to negotiate a marriage between Edward and another French princess to secure his rule.
But then when you saw a leader rise up and get rid of those dynamics or not allow many of them to flourish, then you're like, oh, with the right leadership, this can be a beautiful marriage, right?
The Cruchotines made so much talk about the false position of the quasi-widow that she married her daughter very badly, and was forced to give up all hope of an alliance between Eugenie Grandet and her son.