A Commonwealth Realm is a sovereign state that is a member of the Commonwealth of Nations, has Queen Elizabeth II as its reigning constitutional monarch, and has a royal line of succession in common with the other realms. There are sixteen Commonwealth Realms. These are: the United Kingdom of Great Britain and Northern Ireland, Australia, New Zealand, Canada, Jamaica, Antigua and Barbuda, Belize, Papua New Guinea, St. Kitts and Nevis, St. Vincent and the Grenadines, Tuvalu, Barbados, Grenada, Solomon Islands, St. Lucia, and The Bahamas.