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Northern Ireland is a constituent nation within the United Kingdom on the island of Ireland. It is known for Belfast, the Giant’s Causeway, shared Irish and British cultural connections, and devolved government.
Ireland is a sovereign country in Northern Europe with coastal access and land borders with United Kingdom. Dublin is the capital; key languages include English and Irish; the listed currency is Euro (EUR); population is about 5.5M.
Denmark is a sovereign country in Northern Europe with coastal access and land borders with Germany. Copenhagen is the capital; key languages include Danish; the listed currency is Danish krone (DKK); population is about 6M.
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Denmark6MIreland5.4MNorthern Ireland1.9MGuess bigger
Northern IrelandIrelandDenmark leads this comparison with 6M people.