1991 (from Soviet Union)

Germany
18 January 1871 (German Empire unification); divided into
four zones of occupation (UK, US, USSR, and later, France) in 1945
following World War II; Federal Republic of Germany (FRG or West
Germany) proclaimed 23 May 1949 and included the former UK, US, and
French zones; German Democratic Republic (GDR or East Germany)
proclaimed 7 October 1949 and included the former USSR zone;
unification of West Germany and East Germany took place 3 October
1990; all four powers formally relinquished rights 15 March 1991

Ghana
6 March 1957 (from UK)

Gibraltar
none (overseas territory of the UK)

Greece
1829 (from the Ottoman Empire)

Greenland
none (part of the Kingdom of Denmark; foreign affairs is
the responsibility of Denmark, but Greenland actively participates
in international agreements relating to Greenland)

Grenada
7 February 1974 (from UK)

Guadeloupe
none (overseas department of France)

Guam
none (territory of the US)

Guatemala
15 September 1821 (from Spain)

Guernsey
none (British crown dependency)

Guinea
2 October 1958 (from France)

Guinea-Bissau
24 September 1973 (unilaterally declared by
Guinea-Bissau); 10 September 1974 (recognized by Portugal)

Guyana
26 May 1966 (from UK)

Haiti
1 January 1804 (from France)

Holy See (Vatican City)
11 February 1929 (from Italy); note - the
three treaties signed with Italy on 11 February 1929 acknowledged,
among other things, the full sovereignty of the Vatican and
established its territorial extent; however, the origin of the Papal
States, which over the years have varied considerably in extent, may
be traced back to the 8th century

Honduras
15 September 1821 (from Spain)

Hong Kong
none (special administrative region of China)

Hungary
1001 (unification by King Stephen I)

Iceland
1 December 1918 (became a sovereign state under the Danish
Crown); 17 June 1944 (from Denmark)

India
15 August 1947 (from UK)

Indonesia
17 August 1945 (independence proclaimed); 27 December 1949
(Netherlands recognizes Indonesian independence)

Iran
1 April 1979 (Islamic Republic of Iran proclaimed)

Iraq
3 October 1932 (from League of Nations mandate under British
administration); note - on 28 June 2004 the Coalition Provisional
Authority transferred sovereignty to the Iraqi Interim Government

Ireland
6 December 1921 (from