The International Amateur Radio Union (IARU) is an international confederation of national amateur radio organisations that allows a forum for common matters of concern and collectively represents matters to the International Telecommunication Union (ITU). Following an informal meeting in 1924 of representatives from France, Great Britain, Belgium, Switzerland, Italy, Spain, Luxembourg, Canada, and the United States, a plan was formulated to hold an International Amateur Congress in Paris, France in April, 1925, for the purpose of founding an international amateur radio organization. The Congress was attended by representatives of 23 countries in Europe, North America, South America, and Asia. A constitution for the IARU was adopted on April 17, and the formation of the International Amate