John Caldwell Calhoun was born on March 18, 1782, in the Abbeville District of South Carolina, the fourth child of Patrick Calhoun and Martha Caldwell Calhoun. His parents were Scots-Irish Presbyterians whose families had moved through Pennsylvania and Virginia before settling on the Carolina frontier. Patrick became a prosperous planter, surveyor, justice, and legislator, while Martha came from the Caldwell family, several of whose members had been killed in frontier violence. Their household combined stern Presbyterian values, ambition, and a strong suspicion of distant political authority. Calhoun grew up on a backcountry plantation at a considerable remove from the older coastal centers. The family’s rising prosperity rested on land and enslaved labor. His father’s political opinions and local service gave John an early example of the planter as public leader. Patrick opposed ratification of the federal Constitution because he feared centralized power, a position that deeply influenced his son’s later political vocabulary even though John would adapt it to different circumstances. Formal schooling was irregular. Calhoun read widely at home but spent important years working on the family property after his father died in 1796. His older brothers initially received more educational attention, and John appeared likely to remain a planter. Recognizing his intellectual ability, the family eventually arranged for him to study at an academy conducted by his brother-in-law, the Reverend Moses Waddel. Calhoun progressed rapidly through classical subjects and prepared for college despite beginning advanced study later than many peers. He entered Yale College in 1802 and graduated with distinction in 1804. At Yale he studied rhetoric, logic, theology, mathematics, and political philosophy under President Timothy Dwight. He then trained for the law at the Litchfield Law School in Connecticut and continued reading law in Charleston before admission to the South Carolina bar in 1807. Before becoming nationally famous, Calhoun had been shaped by frontier insecurity, paternal localism, plantation hierarchy, delayed but intense education, New England intellectual training, and the expectation that a talented planter’s son should convert family standing into professional and political leadership.