We could say that the growth of the cotton industry and the expansion of slavery into new states such as Alabama and Mississippi this ended hope's for a very gradual end to slavery so its opponents had the necessity to stop it from spreading to the new lands of the Louisiana Purchase. However, by the year of 1818 the northern states had a majority of growing immigrants in the House.
United States participation in the ICC treaty regime would also be unconstitutional because it would allow the trial of U.S. citizens for crimes committed on U.S. soil, which are otherwise entirely within the judicial power of the United States.
In the terms of war, No Man's Land is the area located between two opposing forces.