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All of them
None, it is almost a straight line from the United Kingdom to the North Pole.
Many countries were colonial powers: United Kingdom, France, Spain, Portugal, Russia, Belgium, United States, Netherlands etc.
All seven continents.
The two continents that have many islands as part of them are Asia and Europe. Asia contains island countries like Japan, Indonesia, and the Philippines, while Europe has islands such as the United Kingdom, Iceland, and Cyprus.
Many nation states that existed in the 1800s are still here today. These include the United States of America, Republic of Canada, and the United Kingdom.
The United Kingdom is not divided up into provinces.
United Kingdom - 94,060 square miles.
The queen of the United Kingdom, Queen Elizabeth II, rules over 16 countries known as the Commonwealth Realms, including the UK, Australia, Canada, and others. She does not rule over any continents.
The international system of units is practically legal in all the countries; but some countries as United States, United Kingdom and the old colonies of US and UK refuse this system.
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