On May 22, 1856, the "world's greatest deliberative body" became a combat zone.

The inspiration for this clash came three days earlier when Senator Charles Sumner, a Massachusetts antislavery Republican, addressed the Senate on the explosive issue of whether Kansas should be admitted to the Union as a slave state or a free state.  In his "Crime Against Kansas" speech, Sumner identified two Democratic senators as the principal culprits in this crime—Stephen Douglas of Illinois and Andrew Butler of South Carolina.  He characterized Douglas to his face as a "noise-some, squat, and nameless animal . . . not a proper model for an American senator."  Andrew Butler, who was not present, received more elaborate treatment.  Mocking the South Carolina senator's stance as a man of chivalry, the Massachusetts senator charged him with taking "a mistress . . . who, though ugly to others, is always lovely to him; though polluted in the sight of the world,