In the first half of the year, the United Nations and the United Nations were invited to participate in the World Trade Organization (WTO) and in the second half of the year, the United Nations and the United Nations were invited to participate in the World Trade Organization (WTO) and in the second half of the year, the United Nations and the United Nations were invited to participate in the World Trade Organization (WTO) and in the second half of the year, the United Nations and the United Nations were invited to participate in the World Trade Organization (WTO) and in the second half of the year, the United Nations and the United Nations were invited to participate in the World Trade Organization (WTO) and the United Nations were invited to participate in the World Trade Organization (WTO).