1959-JAN-01

Polity Timeline
ISTAMBUL

Flag or logo changes:

1900-01-01:

CONSTANTINOPLE Province

(Constantinople)

- CONSTANTINOPLE

1914-11-01:

Islands of IMBROS LEMNOS AND CHIOS [British Allied Occupation]

(Imbros)

- IMBROS LEMNOS AND CHIOS ISLANDS

1915-04-24:

Zone of the DARDANNELLES STRAIT [French-British Allied Occupation]

(Cape Helles)

- DARDANELLES STRAIT

1916-01-09:

Zone of the STRAITS [British Allied Occupation]

(Thessalonica)

- STRAITS ZONE

1918-11-01:

Zone of the STRAITS [Allied Occupation]

(Thessalonica)

- STRAITS ZONE

1923-10-22:

International Straits Commission of the League of Nations : STRAITS ZONE

(Constantinople)

- STRAITS ZONE

1924-10-01:

International Straits Commission of the League of Nations : STRAITS ZONE

(Constantinople)

- STRAITS ZONE

1936-12-11:

ISTAMBUL Province

(Istanbul)

- ISTAMBUL

1969-01-01:

ISTAMBUL Province

(Istanbul)

- ISTAMBUL

1992-06-04:

Black Sea Economic Cooperation : BSEC

(Istanbul)

- BLACK SEA

1994-03-01:

Black Sea Economic Cooperation : BSEC

(Istanbul)

- BLACK SEA

1999-05-01:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- BLACK SEA

Emblem or Symbol changes:

1900-01-01:

CONSTANTINOPLE Province

(Constantinople)

- CONSTANTINOPLE

1914-11-01:

Islands of IMBROS LEMNOS AND CHIOS [British Allied Occupation]

(Imbros)

- IMBROS LEMNOS AND CHIOS ISLANDS

1915-04-24:

Zone of the DARDANNELLES STRAIT [French-British Allied Occupation]

(Cape Helles)

- DARDANELLES STRAIT

1916-01-09:

Zone of the STRAITS [British Allied Occupation]

(Thessalonica)

- STRAITS ZONE

1918-11-01:

Zone of the STRAITS [Allied Occupation]

(Thessalonica)

- STRAITS ZONE

1923-10-22:

International Straits Commission of the League of Nations : STRAITS ZONE

(Constantinople)

- STRAITS ZONE

1924-10-01:

International Straits Commission of the League of Nations : STRAITS ZONE

(Constantinople)

- STRAITS ZONE

1936-12-11:

ISTAMBUL Province

(Istanbul)

- ISTAMBUL

1969-01-01:

ISTAMBUL Province

(Istanbul)

- ISTAMBUL

1992-06-04:

Black Sea Economic Cooperation : BSEC

(Istanbul)

- BLACK SEA

Sovereignty changes:

1900-01-01:

OTTOMAN TURKEY

1914-11-01:

UNITED KINGDOM

1915-04-24:

FRANCE +

UNITED KINGDOM +

1918-11-01:

FRANCE +

GREECE +

ITALY +

UNITED KINGDOM +

AMERICA +

1923-07-24:

FRANCE +

GREECE +

ITALY +

UNITED KINGDOM +

LEAGUE OF NATIONS +

AMERICA +

1923-10-22:

TURKEY +

LEAGUE OF NATIONS +

1936-11-09:

TURKEY

1992-06-04:

ALBANIA +

ARMENIA +

AZERBAIJAN +

BULGARIA +

GEORGIA +

GREECE +

MOLDOVA +

ROMANIA +

RUSSIA +

TURKEY +

UKRAINE +

2004-04-01:

ALBANIA +

ARMENIA +

AZERBAIJAN +

BULGARIA +

GEORGIA +

GREECE +

MOLDOVA +

ROMANIA +

RUSSIA +

TURKEY +

UKRAINE +

SERBIA AND MONTENEGRO +

2006-06-05:

ALBANIA +

ARMENIA +

AZERBAIJAN +

BULGARIA +

GEORGIA +

GREECE +

MOLDOVA +

ROMANIA +

SERBIA +

RUSSIA +

TURKEY +

UKRAINE +

2020-11-09:

ALBANIA +

ARMENIA +

AZERBAIJAN +

BULGARIA +

GEORGIA +

GREECE +

MOLDOVA +

NORTH MACEDONIA +

ROMANIA +

SERBIA +

RUSSIA +

TURKEY +

UKRAINE +

Capital Local Name changes:

1900-01-01:

Konstantiniyye

1914-11-01:

Imbros

1915-04-24:

Cape Helles

1915-10-01:

Thessalonica + Gallipoli

1916-01-09:

Thessalonica

1918-11-13:

Thessalonica + Constantinople

1920-03-16:

Constantinople

1923-10-22:

Konstantiniyye

1928-11-01:

İstanbul

Local Name of Country changes:

1900-01-01:

KONSTANTINIYYE

1914-11-01:

IMBROS LEMNOS AND CHIOS ISLANDS

1915-04-24:

DARDANELLES STRAIT

1916-01-09:

ZONE OF THE STRAITS

1936-07-20:

THE TURKISH STRAITS

1936-11-09:

TÜRK BOĞAZLARI

1936-12-11:

İSTANBUL

1992-06-04:

BLACK SEA

Status changes:

1900-01-01:

CONSTANTINOPLE Province

1914-11-01:

Islands of IMBROS LEMNOS AND CHIOS [British Allied Occupation]

1915-04-24:

Zone of the DARDANNELLES STRAIT [French-British Allied Occupation]

1916-01-09:

Zone of the STRAITS [British Allied Occupation]

1918-11-01:

Zone of the STRAITS [Allied Occupation]

1918-11-10:

ZONE OF THE STRAITS Demilitarized Area [Allied Occupation]

1923-10-22:

International Straits Commission of the League of Nations : STRAITS ZONE

1936-07-20:

Administration of the TURKISH STRAITS

1936-12-11:

ISTAMBUL Province

1992-06-04:

Black Sea Economic Cooperation : BSEC

1999-05-01:

Organization of the Black Sea Economic Cooperation : BSEC

Ruler changes:

1992-06-04:

Black Sea Economic Cooperation : BSEC

(Istanbul)

- DG Evgeny Kutovoy (ru)
(DG Evgeny Kutovoy (ru))

1997-01-02:

Black Sea Economic Cooperation : BSEC

(Istanbul)

- DG Vassil Ivanov Baytchev (bg)
(DG Vassil Ivanov Baytchev (bg))

1999-05-01:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- SG Vassil Ivanov Baytchev (bg)
(SG Vassil Ivanov Baytchev (bg))

2000-05-01:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- SG Valeri Chechelashvili (ge)
(SG Valeri Chechelashvili (ge))

2004-11-02:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- SG Tedo Japaridze (ge)
(SG Tedo Japaridze (ge))

2005-04-25:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- Interregnum
(Interregnum)

2006-05-01:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- SG Leonidas Chrysanthopoulos (gr)
(SG Leonidas Chrysanthopoulos (gr))

2012-07-01:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- SG Victor Tvircun (md)
(SG Victor Tvircun (md))

2015-07-01:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- SG Michael Christides (gr)
(SG Michail B. Christídis (gr))

2021-07-01:

Organization of the Black Sea Economic Cooperation : BSEC

(Istanbul)

- SG Lazar Comanescu (ro)
(SG Lazăr Comănescu (ro))