The four major islands of Japan are Honshu, Hokkaido, Kyusha, and Shikoku. The island of Honshu is referred to as the mainland because it is the largest. Edit
When and why was the IWC formed? The IWC, which stands for the International Whaling Commission, was formed on December 2nd, 1946 in order to âprovide for the proper conservation of whale stocks and thus make possible the orderly development of the whaling industryâ (http://iwc.int/history-and-purpose)
IUCN was founded in October 1948 as the International Union for the Protection of Nature (or IUPN) following an international conference in Fontainebleau, France. The organisation changed its name to the International Union for Conservation of Nature and Natural Resources in 1956 with the acronym IUCN (or UICN in French and Spanish). This remains our full legal name to this day. Use of the name âWorld Conservation Unionâ, in conjunction with IUCN, began in 1990