Louisbourg was an important strategic naval, privateering and fishing base for the French in the North Atlantic. Its successful capture in 1758 ensured that the British could mount an attack on Quebec in 1759.

Obverse: A Grenadier (L) turning towards a woman crushed below the globe, who points to approaching boats, and a sailor waving his hat (R). Fame flying above with trumpet and wreath. It is inscribed on the globe: ‘CANADA’, ‘AMERICA’ Reverse: Batteries in the foreground and (R) firing at two French vessels, one (a) in flames (The Prudent) and one (b) being towed away (The Bienfaisant). The English fleet in the background. Legend: ‘LOVISBOVRG.TAKEN.MDCCLVIII’. On a ribbon above: ‘PARITER IN BELLA’.