The federal government soon got a chance to flex its muscles in Boston. A seventeen-year-old slave named Thomas Sims escaped from Georgia in February 1851 and stowed away on a ship to Boston, where he too found work as a waiter. When his owner traced him, the mayor of Boston decided to allow the police to be deputized by federal marshals to cooperate in Sims’s arrest. This time officials sealed the courthouse with a heavy chain (which abolitionists publicized as a symbol of the slave power’s reach into the North) and guarded it with police and soldiers. For nine days in April 1851 vigilance
...more

