The UNESCO General Conference took the decision that took effect on 17 November 1999, when it unanimously adopted a draft resolution submitted by Bangladesh and co-sponsored and supported by 28 other countries.
A Conferencia Xeral da UNESCO tomou decisión para ese efecto o 17 de novembro de 1999 cando unanimemente adoptou o deseño dunha resolución sometida por Bangladesh, co-patrocinada e apoiada por 28 outros países.