Answer
The provided answer is incorrect as John A. Calhoun passed away on March 31, 1850. John A. Calhoun was an American statesman and politician who served as the seventh vice president of the United States from 1825 to 1832 under President John Quincy Adams. He was a prominent advocate for states' rights and nullification, and his views played a significant role in the lead-up to the American Civil War.