Answer :

well the nullification  crisis was was a sectional crisis during the presidency of Andrew Jackson created by South Carolina's 1832 ordinance of Nullification. 
It was a sectional crisis during Andrew Jackson. 
Basically means that the Nullification crisis cancelled (within the South Carolina boundaries) the tariffs law saying it was unconstitutional and therefore eliminated. Hoped I helped! If you want me to break it down a little more, just tell me!

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