Who is the present head of WTO?

What parent body is UNESCO affiliated with? Why did america not join the league of nations? Who is in the NATO? What is another emergency number used in the European union does it work in the UK? Which international organization was formed to promote and enforce trade laws and regulations? What was the respond of league of nations to axis? Does Norway use the Euro currency? How did the Krypto Protocol come about? What major reason the united nations has been more successful than the league of nations is that the united nations? What agreement established the world trade organization? NATO is what kind or treaty? What is OG71? Does a W9 have to be signed? Why should more nations become permanent members of the Security Council? How is the European Parliament President Chosen? What was the purpose of the formation of NATO? What is imf made for? What European city is Mountjoy Prison in? How often do the leaders of the EU meet? What is the differences and similarities between alliances and international organizations?