flag of polish underground state (polskie panstwo podziemne and armia krajowa) waving in wind in poland with blue sky

armia army background banner blue breeze copyspace country culture day emblem europe explosion flag freedom government grand history holiday home independence kotwica krajowa nation national nazi occupation panstwo patriot patriotic patriotism podziemne poland polish polskie red republic sign sky state symbol underground uprising war waving white wind withthe world ww2 wwii