[Footnote 1: IV, Section 3.]
Into the agitation was suddenly thrust the application of Missouri for entrance into the Union as a slave state. The struggle that followed for two years was primarily a political one, but in the course of the discussion the evils of slavery were fully considered. Meanwhile, in 1819, Alabama and Maine also applied for admission. Alabama was allowed to enter without much discussion, as she made equal the number of slave and free states. Maine, however, brought forth more talk. The Southern congressmen would have been perfectly willing to admit this as a free state if Missouri had been admitted as a slave state; but the North felt that this would have been to concede altogether too much, as Missouri from the first gave promise of being unusually important. At length, largely through the influence of Henry Clay, there was adopted a compromise whose main provisions were (1) that Maine was to be admitted as a free state; (2) that in Missouri there was to be no prohibition of slavery; but (3) that slavery was to be prohibited in any other states that might be formed out of the Louisiana Purchase north of the line of 36 deg. 30’.
By this agreement the strife was allayed for some years; but it is now evident that the Missouri Compromise was only a postponement of the ultimate contest and that the social questions involved were hardly touched. Certainly the significance of the first clear drawing of the line between the sections was not lost upon thoughtful men. Jefferson wrote from Monticello in 1820: “This momentous question, like