as a distinct interest, but not in such a way as to arouse much alarm in the Free States. The amendment to the Missouri bill, providing for a restriction with regard to slavery, came therefore in a perfectly natural way from that Northern sentiment which remained still faithful to the traditions of the revolutionary period. And it was a great surprise to most Northern people that so natural a proposition should be so fiercely resisted on the part of the South. It was the sudden revelation of a change of feeling in the South which the North had not observed in its progress. “The discussion of this Missouri question has betrayed the secret of their souls,” wrote John Quincy Adams. The slave-holders watched with apprehension the steady growth of the Free States in population, wealth, and power. In 1790 the population of the two sections had been nearly even. In 1820 there was a difference of over 600,000 in favor of the North in a total of less than ten millions. In 1790 the representation of the two sections in Congress had been about evenly balanced. In 1820 the census promised to give the North a preponderance of more than thirty votes in the House of Representatives. As the slave-holders had no longer the ultimate extinction, but now the perpetuation, of slavery in view, the question of sectional power became one of first importance to them, and with it the necessity of having more Slave States for the purpose of maintaining the political equilibrium at least in the Senate. A