The boundary dispute is, at least to her eyes, mostly about the building of a wall. Except that one side argues that it will disrupt the flow of wind, and the geomancy of their own holdings should it be raised. The wall-builder argues that it won't have any such effect.<br/><br/>The trade agreement is pretty simple, lumber for a very long list of things including, but not exclusive to, inks, dyes, foodstuffs, pitch, and tars. It's just the amount of lumber that will be sold that needs Thunder's approval. The help says that it's not the best of deals, but there are some things that would be most helpful for the celebratory preparations on that list.<br/><br/>The major issue with the pirate raids is a question of information, and the possibility of Thunder (and by extension her nation) lending military aid.