In 1920 it took part in Polish - Bolshevik war, in the battle of warsaw which was victory for Poles and stopped bolshevik march to Paris.
Light tanks 7TP page 20
Polska, lekki czołg 7TP, 1939
Czołg 7TP zdobyty przez Niemców w drugiej bitwie pod Tomaszowem Lubelskim
THE POLISH ARMY IN BRITAIN, 1940-1947 - Valentine Mark III tanks of the 2nd Battalion, 1st Tank Regiment (1st Polish Corps) on exercise in Scotland. Photograph taken during General Alan Brooke's visit to the Scottish Command.
According to my source, it’s the last moment before the war and somewhere near the Gdańsk frontier. The guns look to me like AA.
Dogs in the pre-war Polish Army (1918-1939). Psy w przedwojennym Wojsku Polskim (1918-1939)