"This brief contrast," he said, "would show the men who hoped to win power by ignoring the transcendent issue of our age in America, how impotent would be the efforts of any class of men to withdraw the mighty questions involved in the existence and expansion of slavery on this continent, from the consideration of the people." To the idea of going into power by sacrificing the anti-slavery cause, he replied: "Now, gentlemen, I say to you frankly, I am the last man to object to going into power [laughter], and especially to going into power over the present dynasty that is fastened upon the country. But I am the last man that will consent to go into power by ignoring or sacrificing the slavery question. [Applause.] If my voice could be heard by the whole country to-night--by the anti-slavery men of the country to-night of all parties, I would say to them, resolve it--write it over your door-posts--engrave it on the lids of your Bibles--proclaim it at the rising of the sun and the going down of the sun, and in the broad light of noon, that any party in America, be that party Whig, Democratic, or American, that lifts its finger to arrest the anti-slavery movement, to repress the anti-slavery sentiment, or proscribe the anti-slavery men, it surely shall begin to die--[loud applause]--it would deserve to die; it will die; and by the blessing of God I shall do what little I can to make it die." This address was repeated in Boston, Worcester, Springfield, Lowell, Dorchester, and other places in Massachusetts, and General Wilson was branded as an agitator, traitor, and disorganizer, by men who had been for six months secretly and darkly intriguing to betray the liberty-loving men who had given the American organization power in the free States. This feeling of hostility was heightened by the publication of his speech, delivered on the 16th of May, at Brattleborough, Vt., "On the position and duty of the American party." In this speech he said that "The time has come for the advocates of the American movement distinctly to define their principles and their policy.