Well, it's not likely to come about since Terran seem determined to drag this war out as long as possible because an amicable peace is just so unpreferable to losing badly.
It isn't like you've offered an amicable peace or anything. Rather, you've stated you want to wipe Terran off the map. No one in Terran even thinks peace is a possibility because of this; it's a "fight for our lives" mentality there now.
