The acronym "UNESCO" stands for the United Nations Educational, Scientific and Cultural Organization. Established in 1945, UNESCO is a specialized agency of the United Nations that promotes international collaboration in the fields of education, science, culture, and communication. Its mission includes promoting universal access to education, encouraging sustainable development through science, and safeguarding cultural heritage worldwide. UNESCO is also responsible for designating World Heritage Sites, recognizing places of outstanding cultural or natural importance. Through its initiatives, UNESCO seeks to foster peace and security by promoting dialogue among cultures and nations.