On March 11, 1854, the people of Wisconsin prevented agents of the federal government from carrying away the fugitive slave, Joshua Glover. Assembling in mass outside the Milwaukee courthouse, they demanded that the federal officers respect his civil liberties as they would those of any other citizen of the state. When the officers refused, the crowd took matters into its own hands and rescued Joshua Glover. The federal government brought his rescuers to trial, but the Wisconsin Supreme Court...