The United Nations Office of the High Representative for Least Developed Countries, Landlocked Developing Countries and Small Island Developing States was established by General Assembly Resolution 56/227 as a follow-up mechanism to the Third United Nations Conference on the Least Developed Countries to ensure effective follow-up, implementation, monitoring and review of the implementation of the Programme of Action for the LDCs for the Decade 2001 – 2010, adopted at that conference.