How old was Laura Secord when she walked 20 miles to warn James FitzGibbon?

Laura Secord was 37 years old when she undertook her famous 20-mile journey to warn British Lieutenant James FitzGibbon of an impending American attack during the War of 1812. Her courageous act took place in June 1813. Secord's determination and bravery have made her a celebrated figure in Canadian history.