The United Nations organization (UNO)has its headquarters in

The headquarters of the United Nations Organization (UNO) is located in New York City, USA. The UNO was established in 1945 after the end of World War II as an international organization dedicated to promoting peace, security, and cooperation among its member states. The UNO headquarters is situated on a complex of buildings in Manhattan, known as the United Nations Headquarters complex, which includes the iconic 39-floor Secretariat building, the General Assembly building, and several other structures. The complex sits on 18 acres of land overlooking the East River and is considered international territory, with its own police force and postal service. The UNO headquarters serves as a hub for the organization's activities and houses its administrative offices, as well as conference rooms and meeting spaces for its various bodies and committees. It is also a symbol of the world's collective efforts to maintain international peace and security and to promote social progress and human rights.