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Also English is an odd germanic-romance bastard child that Western Europeans tend to like because it has a decent number of cognates for everyone and a simple grammar IF you’re only aiming for simple conversational English. The barrier to entry is quite low, especially if you don’t give a shit about having a thick accent and straight up mispronouncing tricky words (as anyone knows who had a conversation in English with a non-fluent Italian/Spanish/French person).
OTOH German used to be relatively widely spoken in Eastern Europe, and Slavic languages also use declensions AFAIK, and also even post WWII German held quite a bit of momentum in academic circles.
So if the Soviet block had gone the Chinese route and become an economic behemoth instead of withering and dying at the dawn of the Information Age, German being the lingua franca (or at least giving English a run for its money) would have been a distinct possibility IMO.
The EU stopped using increasing amounts of power around 2010 despite continued economic growth (yes, even if you account for imported goods).
Not that consumerism and the exploitation of the global south aren’t existential tragedies for our species, I’m just pointing out that while capitalism does require never-ending growth, it is interesting to note that it empirically doesn’t require ever-increasing power to do so.
Fascism is a byproduct of capitalism but unrelated to energy prices. Doesn’t matter if gas is 1€/L or 2€/L when Musk, Murdoch, or Bernard Arnault decide what gets voted, printed and shown on TV.