Our second episode on the life of Anthony Burns begins with his detention in Boston, which outraged Massachusetts abolitionists. Even after Burns was returned to Virginia to be enslaved once again, his supporters in Boston continued to work for his freedom.
Research:

Francisco Menéndez & Fort Mose
37:57

Melitta Bentz and the Coffee Filter
39:22

SYMHC Classics: COINTELPRO 2
41:29