Answer
1. In November 1832, the South Carolina government calls for a convention to decide what to do about the tariff.
2. The South Carolina convention nullifies the tariff law in December 1832 and plans to force federal officials to stop collecting the tariff.
3. President Jackson threatens to invade South Carolina with federal soldiers in January 1833.
4. In March 1833, Congress lowers the tariff to try to make South Carolina back down.
5. The South Carolina convention reconvenes in March 1833 and decides not to nullify the lower tariff, ending the crisis.