Category:Categories of Northern Ireland by decade
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Constituent countries of the United Kingdom: England · Northern Ireland · Scotland · Wales – British Crown dependencies: Bailiwick of Guernsey · Isle of Man · Jersey
British overseas territories: Falkland Islands · Gibraltar · South Georgia and the South Sandwich Islands · Turks and Caicos Islands
British overseas territories: Falkland Islands · Gibraltar · South Georgia and the South Sandwich Islands · Turks and Caicos Islands
Subcategories
This category has the following 7 subcategories, out of 7 total.