CITE THROUGHOUT. The article was written before this was standard Wikipedia policy.
Acquire an image for the intro that applies universally to Spanish anarchism.
Outline the role of the anarchists in the Civil War with details.
Add information on the specifics of collectivizations and occupations during the Revolution.
Expand information on anarchism in modern Spain.
Expand feminism section.
Work on making the article NPOV without weakening it needlessly (i.e, introducing conflicts over the legitimacy of anarchism; the article should be centered on the actions and thoughts of the anarchists). Remove florid descriptions or blatant praise where/if they still exist.