#1 anime that has a well done liberation movement is dallos, as mentioned. the gundam that i think has the best fleshed out liberation movement is turn a, though they are presented as very flawed they’re still very sympathetic in their resistance to the moonrace occupation

i do agree that it’s incredibly uncommon but i don’t think it’s any less common to find than in say, hollywood. most anime with good politics have to cloak them in metaphor because of the commercial reality of anime production. things like utena dealing with the ways systems of power subsume critique into themselves and how you need to leave the ideological framework set by those in power if you want to meaningfully affect change