
1) Former empire
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https://www.crosswordclues.com/clue/british-empire

The British Empire comprised the dominions, colonies, protectorates, mandates and other territories ruled or administered by the United Kingdom. It originated with the overseas possessions and trading posts established by England between the late 16th and early 18th centuries. At its height, it was the largest empire in history and, for over a cen...
Found on
http://en.wikipedia.org/wiki/British_Empire

The territories around the world colonised by Britain from the seventeenth century. Most are now independent sovereign states. The Commonwealth consists of much of the former British Empire.
Found on
http://jonathan.rawle.org/hyperpedia/uk.php

a worldwide system of dependenciescolonies, protectorates, and other territoriesthat over a span of some three centuries was brought under the ... [210 related articles]
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http://www.britannica.com/eb/a-z/b/114

Empire covering, at its height in the 1920s, about a sixth of the landmass of the Earth, all of its lands recognizing the
United Kingdom (UK) as their leader. It consisted of the Empire of India,...
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http://www.encyclo.co.uk/local/20688

The colonies of the British Empire sent more than 2.5 million men to fight for Britain's cause during World War I. India was the largest single provider, contributing nearly 1.3 million men. It is...
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http://www.encyclo.co.uk/local/20688

[
n] - formerly the United Kingdom and all the territories under its control
Found on
http://www.webdictionary.co.uk/definition.php?query=British%20Empire
noun formerly the United Kingdom and all the territories under its control; reached its greatest extent at the end of World War I; `the sun never sets on the British Empire`
Found on
https://www.encyclo.co.uk/local/20974
(World War I) The colonies of the British Empire sent more than 2.5 million men to fight for Britain's cause during World War I. India was the largest single provider, contributing nearly 1.3 million men. It is estimated that Canada sent some 418,000 men overseas, Australia contributed 322...
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https://www.encyclo.co.uk/local/21221

Empire covering, at its height in the 1920s, about a sixth of the landmass of the Earth, all of its lands recognizing the United Kingdom (UK) as their leader. It consisted of the Empire of India, four self-governing countries known as dominions, and dozens of colonies and territories. The Empire ...
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https://www.encyclo.co.uk/local/21221

a former collective term for the territories under the leadership or control of the British crown, including those in the Commonwealth of Nations and their colonies, protectorates, dependencies, and trusteeships.
Found on
https://www.infoplease.com/dictionary/british-empire
No exact match found.