 The conspicuous aspects of this Constitution were a Bill of Rights that referred to ""all men"" (making no distinction between the rights of white men and black men), the banning of slavery from the state, and a basic framework for the rights of women.The constitutional convention that framed the Leavenworth Constitution was provided for by an act of the Territorial Legislature passed in February 1858, during the pendency of the Lecompton Constitution in Congress.The constitution was adopted by the convention at Leavenworth April 3, 1858, and by the people at an election held May 18, 1858.