Russia, but not China, Saudi Arabia, or Iran.
Those countries are our allies and would never ever try to subvert us, unlike Russsssssia.
All of them protected their interests by financing various green groups and allied politicians in Europe and the US.
Cheap energy is the natural outcome of market and technological processes. But nobody makes money out of cheap energy, with its tiny margins.
The reason the letter specifies Russia, while not excluding other foreign lobbies, is because there is actual documentation from Sea Change’s tax filings that specify funds received from Russian sources via offshore institutions, etc.
Iran is not our ally, by the way, it is Russia’s ally, and has been Russia’s ally since the Communist-Islamist overthrow of the Shah in the late 1970s.