Jiang Yan Hai did not know about this. When he received the call, his mission there was effectively over. As for what came next, even Mipu could no longer get involved.
Although Sand Bear's domestic political instability had caused it to lose control over parts of its own territory, it would not simply allow other countries to interfere. It might keep a lower profile in certain matters, but if Mipu dared to enter on a large scale, that was another matter entirely.
Moreover, the international situation ahead was extremely complicated. Jiang Yan Hai and the others had temporarily completed their mission. They represented the Red Star Republic, and the Red Star Republic would not participate in what came next. However, Red Star and Sand Bear had reached an agreement on one matter.
Regarding the Caucasus Mountains, Sand Bear had reached an agreement with Red Star to temporarily lease this area to the Red Star Republic. As for anything further, the outside world did not know much. The Mipu Republic probably knew, because the United States had clearly begun making contact with the countries of this world as well.
The United States had probably contacted Mipu first. They had more or less figured out this world's political landscape and the distribution of nations. After all, the internet was no different from that on Earth, so learning about the world's situation and the various countries was much easier.
As for how they negotiated, no one knew. The country had not taken part, and these matters had nothing to do with it. There was cooperation between the country and the United States in many areas, though Jiang Yan Hai did not know much about it. In any case, they were merely normal commercial partnerships.
That was how things appeared on the surface. As