[X] (Diplomat/Tribute History) Treat with them and demand subjugation and obedience, though the land will return to their people nominally. All those who call the river home are subjects of Mayep (attempt to demand all the Silfi submit to the Burnished Crown of Maye. Might work, might make the conflict longer).
[X] (Diplomat) Treat with them and end the conflict. Your high person's ego has been soothed, the insult to your traders avenged. You are the rightful owner of this village now, and this mine (claim the area as yours and, at least temporarily, make reprisals less likely and less forceful).
[X] Erect a strong garrison here against reprisals and claim it as yours (reduces martial, possibly significantly, reduces the effectiveness of actions next turn unless only two actions are taken, but reduce the risk of reprisal and the likelihood of their success).
[X] (Diplomat) Treat with them and end the conflict. Your high person's ego has been soothed, the insult to your traders avenged. You are the rightful owner of this village now, and this mine (claim the area as yours and, at least temporarily, make reprisals less likely and less forceful).