2400x2400pxraised fist laborer, communism symbol, marxism icon, red fist logo, solidarity gesture, worker empowerment, revolutionary art
800x800pxconstruction worker hand, Trade union symbol, International Labor Day illustration, Labor Day hand drawn artwork, union worker protest, workers rights icon, industrial solidarity graphic
583x800pxraised fist communism, socialist revolution symbol, red communist logo, hammer and sickle icon, political solidarity gesture, revolutionary movement emblem, international workers' unity sign
465x640pxraised fist Communist symbolism, American Communist Party logo, socialism resistance icon, red revolution protest, worker solidarity symbol, anti-capitalist art movement, progressive activism graphic
1200x630pxFSPMI logo, Indonesian metal workers union, labor organization emblem, industrial labor branding, union symbol design, worker solidarity icon, metal industry association mark
