Kazakhstan
16 December 1991 (from the Soviet Union)
Kenya
12 December 1963 (from the UK)
Kiribati
12 July 1979 (from the UK)
Korea, North
15 August 1945 (from Japan)
Korea, South
15 August 1945 (from Japan)
Kosovo
17 February 2008 (from Serbia)
Kuwait
19 June 1961 (from the UK)
Kyrgyzstan
31 August 1991 (from the Soviet Union)
Laos
19 July 1949 (from France)
Latvia
18 November 1918 (from the Soviet Russia)