For Whom the Bell Tolls - Wikipedia
https://en.wikipedia.org/wiki/For_Whom_the_Bell_Tolls
I'm a 24 year old radical labor activist in America who journeyed to Spain to join International Brigades. How vital would my unit's service be to the Republican cause? Would I be surrounded more by anarchists or communists in the anti-fascist faction? : AskHistorians
https://www.reddit.com/r/AskHistorians/comments/w72cky/im_a_24_year_old_radical_labor_activist_in/
Lost photos from Spanish civil war reveal daily life behind anti-fascist lines | Spain | The Guardian
https://www.theguardian.com/world/2022/jun/10/lost-photos-from-spanish-civil-war-reveal-daily-life-behind-anti-fascist-lines