Los barbudos (Cuban), Carta al Che (Cuban), Hasta siempre (Cuban), No no no la intervención (Salvadorian), Se acabó (Mexican), No mercy for the bastards (Soviet), The dunce puts on his uniform (Greek, not 100% sure if it is partisan or simply anti-nazi), Krause und Krupp (West German, pro-GDR), Dark is the night (Soviet), You ain't done nothin' if you ain't been called a red (USAmerican), Dump the bosses off your back (USAmerican)...if you're interested in marches as well, check out; Veselo, Marijane Marijane (both Yugoslav), farewell of Slavianka (Soviet), march of the Siberian tankists (I might be misremembering the name, Soviet), march of Gagarin (Soviet), Chillioma on the wing (Korean, don't come for me if I have misspelled it, my memory does not serve me well)...