Why is the WTO powerful?

Where are the six main organs of the un located? Why did the Allied victory and the creation of the United Nations not lead to a more peaceful world as president Roosevelt had hoped? How many countries are not a member of UNO what are they? Who will be attending the NATO summit? What is the olive branch petition definition? What is Association by legal constitution? What did the League of Nations Covenant suggest that nations do with their military? What is meant by heritage and public representations? What concept led to the formation of the North American Free Trade Agreement and the European Union? When was Amazon Cooperation Treaty Organization created? What was one goal of the Atlantic Charter? Why do some people claim the EU is unelected or undemocratic? Who is the US national security authority for NATO? Why did American's object to joining the league of nations? Who joined the NATO alliance? Can you travel to rest of the Schengen countries with Austrian visa? What European country is smaller than andorra? Why did the European Union adopt 23 official languages? Does wto favor developing countries? Is Russia a member of the European Union today?