Which best identifies the key events of the nullification crisis?

The Nullification Crisis of 1932 happened because the Southern was against the protective tariffs introduced to tax all foreign goods by the Northern states. South was basically agricultural and dependent on manufactured products from the North and other countries, so these tariffs were considered bad for their economy. The Southern states decided to cancel the tariffs and form their own Confederate States of America which was opposed to the United States. This event was the principal responsible for the civil war.

Explanation:

answer; can each be concretely realized in different ways;