19th-century 19th-century-literature advanced-technology adventure african-american african-american-culture african-american-experience african-american-identity african-american-literature alienation allegory alternate-history alternate-reality ambiguity american-dream american-history american-literature anarchism anarchist anti-fascism apocalyptic assimilation authoritarianism autobiographical autobiography barcelona battle betrayal bildungsroman black-culture black-experience black-identity blindness british-literature brotherhood catalonia catalonia-independence civil-rights civil-rights-movement civil-war class-divide class-division class-struggle classic classic-literature classics coming-of-age communism conflict conformity democracy discrimination disillusionment double-consciousness dystopia dystopian dystopian-future dystopian-society eloi escapism evolution evolutionary-theory existentialism exploration fantasy fascism foreign-correspondent freedom future future-society future-technology futurism futuristic futuristic-technology george-orwell h.-g. h.-g.-wells h.g.-wells harlem harlem-renaissance historical historical-account history homage-to-catalonia human-evolution human-nature human-progress humanity idealism identity identity-crisis imagination imaginative individualism individuality inequality injustice international-brigades invention invisibility invisibility-metaphor invisible invisible-identity invisible-man isolation jazz journalism machine memoir militarism military militia modernism morality morlocks narrator nationalism non-fiction nonfiction novel oppression orwell personal-experience personal-freedom personal-narrative philosophical philosophical-themes philosophy political political-activism political-commentary political-ideology political-memoir politics post-apocalyptic poum power power-dynamics power-struggle prejudice progress propaganda protagonist protest race race-relations racial-discrimination racism ralph-ellison rebellion republicanism resistance revolution revolutionary science science-and-technology science-fiction scientific-discovery scientific-exploration scientific-invention segregation self-discovery social-class social-commentary social-criticism social-critique social-hierarchy social-inequality social-justice socialism societal-decay society southern-united-states spain spanish-civil-war speculative-fiction stereotypes surrealism survival symbolism technological-advancement technological-advancements technology thought-provoking time-dilation time-machine time-manipulation time-travel time-traveler totalitarianism underground utopia victorian victorian-era victorian-literature war war-correspondent war-journalism wells white-supremacy