premise: UNESCO's City of Literature program is part of its Creative Cities Network, founded in 1999.
hypothesis: UNESCO 's City of Literature program is part of its Creative Cities Network which was launched in 2004 . The Network was born out of UNESCO 's Global Alliance for Cultural Diversity initiative which was created in 2002 . The UNESCO Creative Cities Network ( UCCN ) was a project of UNESCO launched in 2004 to promote cooperation among cities which recognized creativity as a major factor in their urban development .