# see http://en.wikipedia.org/wiki/List_of_sovereign_states_by_date_of_formation
# a < b / c     a splits into b and c
# a / b > c     a and b join as c
# a + b         a joins b
# a - b         b splits from a
# a = b         a becomes b
# a * b         b becomes independent from a
1910-08-22 Korea + Japan
1939-06-23 Siam = Thailand
1970-01-75 Biafra + Nigeria
1970-06-04 United Kingdom * Tonga
1970-10-10 United Kingdom * Fiji
1971-09-01 United Arab Republic = Egypt
1971-09-03 United Kingdom * Qatar
1971-12-01 Trucial States < Abu Dhabi / Ajman / Dubai / Fujairah / Ras al-Khaimah / Sharjah / Umm al-Quwain
1971-12-02 Abu Dhabi / Ajman / Dubai / Fujairah / Sharjah / Umm al-Quwain > United Arab Emirates
1971-12-16 United Kingdom * Bahrain
1971-12-16 Pakistan - Bangladesh
1972-02-11 Ras al-Khaimah + United Arab Emirates
1972-05-22 Ceylon = Sri Lanka
1973-06-01 British Honduras = Belize
1973-07-10 United Kingdom * Bahamas
1974-02-07 United Kingdom * Grenada
1974-06-29 Tanna + New Hebrides
1974-09-10 Portugal * Guinea-Bissau
1975-04-17 Khmer Republic = Kampuchea
1975-05-16 Sikkim + India
1975-06-25 Portugal * Mozambique
1975-07-05 Portugal * Cape Verde
1975-07-06 France * Comoros
1975-07-12 Portugal * São Tomé and Príncipe
1975-09-16 Australia * Papua New Guinea
1975-08-01 Portugal - Cabinda
1975-11-11 Portugal * Angola
1975-11-11 Cabinda + Angola
1975-11-25 Netherlands * Suriname
1975-11-30 Dahomey = Benin
1976-01-01 Gilbert and Ellice Islands < Ellice Islands / Gilbert Islands
1976-06-29 United Kingdom * Seychelles
1976-07-02 North Vietnam / South Vietnam > Vietnam
1977-06-27 French Afar and Issas = Djibouti
1978       Pacific Islands - Northern Mariana Islands
1978-07-07 United Kingdom * Solomon Islands
1978-10-01 Ellice Islands = Tuvalu
1978-11-03 United Kingdom * Dominica
1979       French Southern and Antarctic Territories < Adélie Land / French Southern Territories
1979-02-22 United Kingdom * Saint Lucia
1979-06-01 Rhodesia = Zimbabwe Rhodesia
1979-07-12 Canton and Enderbury Islands / Gilbert Islands > Kiribati
1979-10-01 Panama Canal Zone + Panama
1979-06-01 Zimbabwe Rhodesia = Southern Rhodesia
1980-04-18 Southern Rhodesia = Zimbabwe
1980-05-26 Tafea + New Hebrides
1980-07-24 Vemerana + New Hebrides
1980-07-30 New Hebrides = Vanuatu
1982-08-13 Rwenzururu + Uganda
1983-09-19 Saint Christopher-Nevis-Anguilla < Anguilla / Saint Kitts and Nevis
1984-01-01 United Kingdom * Brunei
1984-08-04 Upper Volta = Burkina Faso
1986       Johnston Island / Midway Islands / United States Miscellaneous Pacific Islands / Wake Island > United States Minor Outlying Islands
1986-01-01 Netherlands Antilles - Aruba
1986-10-21 Pacific Islands - Marshall Islands
1986-11-03 Pacific Islands - Micronesia
1989-05-01 Kampuchea = Cambodia
1989-06-18 Burma = Myanmar
1990-03-11 Soviet Union - Lithuania
1990-05-04 Soviet Union - Latvia
1990-05-21 South Africa - Namibia
1990-05-22 North Yemen / South Yemen > Yemen
1990-10-03 East Germany / West Germany > Germany
1991       Neutral Zone + Iraq / Saudi Arabia
1991-04-08 Soviet Union - Georgia
1991-06-25 Yugoslavia - Slovenia
1991-08-20 Soviet Union - Estonia
# The Byelorussian and Ukrainian SSRs had their own
# ISO 3361-1 codes, being members of the United Nations
1991-08-24 Ukrainian Soviet Socialist Republic = Ukraine
1991-08-25 Byelorussian Soviet Socialist Republic = Belarus
1991-08-27 Soviet Union - Moldova
1991-08-30 Soviet Union - Azerbaijan
1991-08-31 Soviet Union - Kyrgyzstan
1991-09-01 Soviet Union - Uzbekistan
1991-09-08 Yugoslavia - Macedonia
1991-09-09 Soviet Union - Tajikistan
1991-09-23 Soviet Union - Armenia
1991-10-08 Yugoslavia - Croatia
1991-10-27 Soviet Union - Turkmenistan
1991-12-16 Soviet Union - Kazakhstan
1991-12-25 Soviet Union = Russia
1992-03-01 Yugoslavia - Bosnia and Herzegovina
1993-01-01 Czechoslovakia < Czech Republic / Slovakia
1994-04-27 Bophuthatswana / Ciskei / Transkei / Venda + South Africa
1994-10-01 Pacific Islands = Palau
1997       Metropolitan France + France
1997-05-17 Zaire = Democratic Republic of the Congo
1998-12-24 Bougainville + Papua New Guinea
2000-02-06 Chechnia + Russia
2002-03-10 Anjouan / Mohéli + Comoros
2002-05-20 East Timor = Timor-Leste
2003-02-04 Yugoslavia = Serbia and Montenegro
2006-06-05 Serbia and Montenegro < Serbia / Montenegro
2008-02-17 Serbia - Kosovo
2010-10-10 Netherlands Antilles < Bonaire, Sint Eustatius and Saba / Curaçao / Sint Maarten
2011-07-09 Sudan - South Sudan