The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK or U.K.) or Britain, is a sovereign country located off the north­western coast of the European mainland. The United Kingdom includes the island of Great Britain, the north­eastern part of the island of Ireland, and many smaller islands. Northern Ireland shares a land border with the Republic of Ireland. The total area of the United Kingdom is 94,000 square miles (240,000 km2).

Hawaii is a U.S. state located in the Pacific Ocean. It is the only state outside North America, the only island state, and the only state in the tropics. Hawaii is also one of a handful of U.S. states to have once been an independent nation. Hawaii encompasses nearly the entire Hawaiian archipelago, comprised of 137 volcanic islands spanning 1,500 miles (2,400 km).