The legislature of the Commonwealth of Massachusetts passes the Personal Liberty Act, making it illegal to use State facilities in support of the Fugitive Slave Act of 1850, effectively nullifying the FSA in Massachusetts.
[restored 2/21/2022]
Subsequent Events:
Authority:
Article X of Amendment
ccc-2point0.com/constitution-for-the-united-states
References:
Calvin D. Linton, ed. The Bicentennial Almanac: 200 Years of America, 1776-1976, (Nashville, Tennessee: Thomas Nelson, 1975), 146.