The Battle of the Windmill was fought in November 1838 in the aftermath of the Upper Canada Rebellion. Loyalist forces of the Upper Canadian government and American troops, aided by the Royal Navy and
Contemporary engraving of the Battle of the Windmill as seen from the American shore.
Nils von Schoultz was a Swedish military officer, chemist, and adventurer of Finland-Swedish origin who led the Battle of the Windmill during the Upper Canada Rebellion in 1838.
John A. Macdonald, who advised von Schoultz in his defence