Antifascist Worker and Peasant Militias
The Antifascist Worker and Peasant Militias (Spanish: Milicias Antifascistas Obreras y Campesinas, MAOC) were a militia group founded in the Second Spanish Republic in 1934. Their purpose was to protect leaders of the Communist Party of Spain (PCE) and Unified Socialist Youth (JSU) from the attacks of Fascist militia groups such as the Falange Blueshirts.
Source: Wikipedia — Antifascist Worker and Peasant Militias (CC BY-SA 4.0)