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        Established balance of power between slave states and free states. - 
  
  
        Raised tariffs, upset Southerners - 
  
  
        South Carolina tried to nullify federal tariffs. 1832-1833 - 
  
  Prohibited slavery petitions in House of Representatives. 1836-1844
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  Added slave state Texas to the Union.
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  Added Western territories from Mexican War
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        New Fugitive Slave Act but California admitted as free state - 
  
  
        Influential anti-slavery novel - 
  
  
        Popular sovereignty for slavery in the territories - 
  
  
        Preston Brooks beat Sumner over slavery speech - 
  
  
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        Debated expanding slavery in the West - 
  
  
        Abolitionist tried to start slave revolt at Harper's Ferry - 
  
  
        The election of an anti-slavery Republican