Polish 2nd Fusilier Division or 2nd Rifle Division (, or 2e Division d'Infanterie Polonaise) was part of the recreated Polish Army in France in 1940. The division (numbering 15,830 soldiers) was commanded by Brigadier-General Bronisław Prugar-Ketling, and was based from late December 1939 to May 1940 at Parthenay in Eastern France. Under Prugar-Ketling the division was charged with holding the defences around Belfort, Alsace. Assigned to part of the French reserves,[1] XXXXV corps. Engaged in heavy fighting from June 17 to 19 near the Doubs and Saône rivers, it stopped a German attack on the Clos-du-Doubs hills. but due to the (unknown to the Poles) rapid retreat of the nearby French forces it was surrounded by the Germans; nonetheless it managed to break through to Switzerland over 20–21