Edited sentence: Despite the Forum's official commitment to human rights and cultural diversity, the Tibetans' criticism of the genocide and heritage destruction perpetrated by the Peking regime in Tibet was effectively stifled.However, the exhibition sparked considerable controversy when the event's organisers bowed to Chinese pressure and excluded the Tibetan independent exhibition from the Forum.The Dalai Lama cancelled his planned attendance at the Universal Forum of Cultures in protest.The warriors were the star exhibit at the Forum and were lent by the Chinese government.Twenty seven warriors were exhibited at the UNESCO-sponsored Universal Forum of Cultures, held in Barcelona in 2004