Rosaline and Juliet

POV of Prince of Verona. Romeo, the Montague heir, has just revealed a forbidden friendship with a Capulet kinswoman, Rosaline. This has infuriated the parents and another fight has broken out in the city square. You must put a stop to this fighting one and for all. You tell both families that they must be friends, otherwise you will give them a death sentence for all their mischief and interference. But do the families honour this?