New Zealand
26 September 1907 (from UK)

Nicaragua
15 September 1821 (from Spain)

Niger
3 August 1960 (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)

Oman
1650 (expulsion of the Portuguese)

Pakistan
14 August 1947 (from British India)