Harriet Tubman, the “Moses of her people,” usually conducted her work on the Underground Railroad by night, using the North Star as a guide. However, in October 1856, she took on what was possibly her most daring escape—a rescue of an enslaved woman named Tilly, undertaken in broad daylight. Using her ingenuity, she and Tilly evaded arrest at an inn in Seaford, Delaware. Today, the location is a small municipal plaza, and a historical plaque at the site recognizes this unearthed story. Harriet Tubman had led many passages through Delaware…