Netherlands Antilles:
none (part of the Kingdom of the Netherlands)

New Caledonia:
none (overseas territory of France); note - a
referendum on independence was held in 1998 but did not pass

New Zealand:
26 September 1907 (from UK)

Nicaragua:
15 September 1821 (from Spain)

Niger:
3 August 1958 (from France)

Nigeria:
1 October 1960 (from UK)

Niue:
on 19 October 1974, Niue became a self-governing parliamentary
government in free association with New Zealand

Norfolk Island:
none (territory of Australia)

Northern Mariana Islands:
none (commonwealth in political union with
the US)

Norway:
7 June 1905 Norway declared the union with Sweden dissolved;
26 October 1905 Sweden agreed to the repeal of the union