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.
Royal Canadian Mint. The Royal Canadian Mint (French: Monnaie royale canadienne) is a Crown corporation of Canada, operating under the Royal Canadian Mint Act. The shares of the Mint are held in trust for the Crown in right of Canada. The Mint produces all of Canada's circulation coins, and manufactures circulation coins on behalf of other nations.