Democrat david Wilmot made teniisons between the north and south. He came up wtih the Wilmot Provisi act. The Wilmot Proviso meant that California, as well as the territoires of Utah and New Mexico, would be closed to slavery forever. This divided Congress along regional lines. The people in the north were angry over the refusal of the southern people congressmen to vote for internal improvements, like building of the roads and the canals supported the Wilmot Proviso. Alot of southerners were scared that if it became a law the inevitable addition of the new free states to the union would shift the balance of power forever to the north.
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