The Polish 1st Armoured Division (Polish "1 Dywizja Pancerna") was an armoured division of the Polish Armed Forces in the West during World War II. Created in February 1942 at Duns in Scotland, it was commanded by Major General Stanisław Maczek and at its peak numbered approximately 18,000 soldiers. The division served in the final phases of the Battle of Normandy in August 1944 during Operation Totalize and the Battle of Chambois and then continued to fight throughout the campaign in Northern Europe, mainly as part of the First Canadian Army.