Who was one important international organization that was formed after world war 2?

Why did Venezuela leave the league of nations? As a result of World War 1 many countries began working toward a more cooperative world by creating which organization? What is the theme of the heritage of smallness? How many us soldiers are serving in a NATO assignment? What were the main branches of the league of nations? When was International Association of Penal Law created? Why does NATO keep reducing the size of rifle cartridges? What were the North Atlantic Treaty Organization and the Truman Doctrine attempts to carry out a US foreign policy? Who are the top ten borrowers in international monetary fund? What European countries began colonizing after 1850? Which part of the UN oversees UNICEF and who? The division between core and periphery nations has changed significantly over the last 100 years according to a study by the International Monetary Fund? What are the streangths and weaknesses of IMF? Which spanish speaking countries did not use pesos? What is memorandum of association and articles of association? What is the abbreviation for the work settlement? What are the cultural implications of replacement migration in European countries? Who funds the U.N.? What is the acronym MRSOPA? How does UNESCO protect world heritage sites?

Who was one important international organization that was formed after world war 2?