Liu was initially supported by the Working Families Party, by the Queens County Democratic Party and by several unions, but these organizations largely dropped their support of Liu when Jeff Klein, leader of the Independent Democratic Conference, announced that its members would rejoin the Senate Democratic Conference after the 2014 elections.
Initially, Liu received backing from the Working Families Party, Queens County Democratic Party, and several unions. Nonetheless, these organizations largely withdrew their support for Liu when Jeff Klein, leader of the Independent Democratic Conference, indicated that his members would rejoin the Senate Democratic Conference after the 2014 elections.