5 . Furthermore , in the context of strengthening institutional and human capacities to participate in the WTO negotiations on trade facilitation with a view to planning , implementing and monitoring the ongoing trade facilitation reforms at the national and regional level , UNCTAD organized and participated in several consensus-building and capacity-building events in which issues of particular interest to African countries - especially the least developed countries ( LDCs ) and the landlocked developing countries ( LLDCs ) - were addressed .