Published on July 26, 1831, the address repeated and expanded the positions Calhoun had made in the "Exposition". While the logic of much of the speech was consistent with the states' rights position of most Jacksonians, and even Daniel Webster remarked that it "was the ablest and most plausible, and therefore the most dangerous vindication of that particular form of Revolution", the speech still placed Calhoun clearly in a nullified camp. Within South Carolina, his gestures at moderation in the speech were drowned out as planters received word of the Nat Turner insurrection in Virginia. Calhoun was not alone in finding a connection between the abolition movement and the sectional aspects of the tariff issue. It confirmed for Calhoun what he had written in a September 11, 1830, letter: