The leaders and oracles of the most powerful party in the United States have denounced us as tyrants and unprincipled heathens through the whole civilized world. They have preached it from their pulpits. They have declared it in the halls of Congress and in their newspapers. In their schoolhouses they have taught their children (who are to rule this Government in the next generation) to look upon the slaveholder as the especial disciple of the devil himself....They have established...