Even though rings are so culturally charged, there are not many rules that are really attached to them. To give you an example, the right-hand-left-hand issue cannot be answered with an irrefutable argument. In short, there are no strict rules about the hand on which you should wear your ring(s).
Canadian GAA is the informal name by which the Canadian County Board of the Gaelic Athletic Association is usually known. It is one of over 30 regional executive boards throughout the world.
Hockey Canada, which merged with the Canadian Amateur Hockey Association in 1998, is the national governing body of ice hockey and ice sledge hockey in Canada and is a member of the International Ice Hockey Federation. Hockey Canada controls a majority of ice hockey in Canada. There are some notable exceptions, such as the Canadian Hockey League and U Sports (formerly known as Canadian Interuniversity Sport) who partner with Hockey Canada, but are not members, as well as any of Canada's professional hockey clubs.