He did so much just to buy time, ensuring Western Europe remains dependent on Russian energy, thus completely stabilizing the situation in Europe.
America could not possibly sit back and watch this situation unfold, especially with Big Mouth Don eyeing Germany and Steven's Energy Group starting to make moves in shale oil and gas, causing Putin's situation to take a sudden turn for the worse...
It was then that Russia remembered it needed allies!
Big Mouth Don's dislike for Iran is well-known; he's plotting to tear up the nuclear deal and impose sanctions on Iran.
In this context, Iran becomes the best ally!
The interests in Yemen are not massive for Russia, and the involvement of Wagner would redirect profits that should belong to the Russian government into Wagner's accounts.
Ultimately, even if Wagner makes some mistakes, the Russian government can easily disassociate itself from them.
In such a context, this situation becomes quite entertaining for Boss Joe...