Why did the fugitive slave law fail?

It failed because Northern States already had abolished slavery and they wanted to aid slaves who escaped and would ignore the law. They kept aiding until article 4 was reinforced. ... He believed that slavery needed to be abolished.

It failed because Northern States already had abolished slavery and they wanted to aid slaves who escaped and would ignore the law. They kept aiding until article 4 was reinforced. ... He believed that slavery needed to be abolished.

which time period is this? or is this story fictional, i'm going to need more info to answer this question

he is a vloger now and he could't be vlogging everyday when he had to do the casting for minato.