Input: Relationship: 'hold in', Argument/Subject 1: 'conference', Argument/Subject 2: 'columbium'

Answer: SFLs inaugural Conference was held at Columbia University from February 22-24 , 2008 , and brought 100 students from 42 schools and 2 countries to hear from pivotal leaders in the cause of liberty and discuss how to advance liberty on campuses today .