What is John brown infamous for ?

Explanation:

Well as you show the answer from google, I will summarize it: John Brown was most famous for his raid of Harpers Ferry in 1859, not only thus be he also argued and advocated FOR the use of an army in surrection to overthrow the institution.

what the first or next guys says

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;