Mozambique
25 June 1975 (from Portugal)

Namibia
21 March 1990 (from South African mandate)

Nauru
31 January 1968 (from the Australia-, NZ-, and UK-administered
UN trusteeship)

Nepal
1768 (unified by Prithvi Narayan SHAH)

Netherlands
23 January 1579 (the northern provinces of the Low
Countries conclude the Union of Utrecht breaking with Spain; on 26
July 1581 they formally declared their independence with an Act of
Abjuration; however, it was not until 30 January 1648 and the Peace
of Westphalia that Spain recognized this independence)

New Caledonia
none (overseas territory of France); note - a
referendum on independence was held in 1998 but did not pass; a new
referendum is scheduled for 2014

New Zealand
26 September 1907 (from the UK)

Nicaragua
15 September 1821 (from Spain)

Niger
3 August 1960 (from France)

Nigeria
1 October 1960 (from the UK)