Although each side received benefits, the north seemed to gain the most. The balance of the Senate was now with the free states, although California often voted with the south on many issues in the 1850s. The major victory for the south was the Fugitive Slave Law. In the end, the north refused to enforce it. Massachusetts even called for its nullification, stealing an argument from John C. Calhoun. Northerners claimed the law was unfair. The flagrant violation of the Fugitive Slave Law set the scene for the tempest that emerged later in the decade. I've also included a table for a straight forward answer.