[quote=@Kangaroo]
<Snipped quote by The Nexerus>

I'm actually trying to tend away from the USA but it's difficult to be different from those two and still be a superpower.
[/quote]

I'd try tending towards libertarianism. That would be economically and politically distinguishable from the other three powers, and also leave Artesia highly distinct as the only non-authoritarian superpower.