The Heligoland–Zanzibar Treaty (; also known as the Anglo-German Agreement of 1890) was an agreement signed on 1 July 1890 between

Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...

and the

United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a country in Northwestern Europe, off the coast of European mainland, the continental mainland. It comprises England, Scotlan ...

. The accord gave Germany control of the

Caprivi Strip The Caprivi Strip, also known simply as Caprivi, is a geographic salient protruding from the northeastern corner of Namibia. It is bordered by Botswana to the south and Angola and Zambia to the north. Namibia, Botswana and Zambia meet at a sing ...

(a ribbon of land that gave

German South-West Africa German South West Africa () was a colony of the German Empire from 1884 until 1915, though Germany did not officially recognise its loss of this territory until the 1919 Treaty of Versailles. German rule over this territory was punctuated by ...

access to the

Zambezi River The Zambezi (also spelled Zambeze and Zambesi) is the fourth-longest river in Africa, the longest east-flowing river in Africa and the largest flowing into the Indian Ocean from Africa. Its drainage basin covers , slightly less than half of t ...

), the strategically located island of

Heligoland Heligoland (; , ; Heligolandic Frisian: , , Mooring Frisian: , ) is a small archipelago in the North Sea. The islands were historically possessions of Denmark, then became possessions of the United Kingdom from 1807 to 1890. Since 1890, the ...

in the North Sea, and the heartland of

German East Africa German East Africa (GEA; ) was a German colonial empire, German colony in the African Great Lakes region, which included present-day Burundi, Rwanda, the Tanzania mainland, and the Kionga Triangle, a small region later incorporated into Portugu ...

. In return, Germany recognized British authority in

Zanzibar Zanzibar is a Tanzanian archipelago off the coast of East Africa. It is located in the Indian Ocean, and consists of many small Island, islands and two large ones: Unguja (the main island, referred to informally as Zanzibar) and Pemba Island. ...

. Heligoland was needed to control the new

Kiel Canal The Kiel Canal (, until 1948 called in German the ) is a fresh water canal that links the North Sea () to the Baltic Sea (). It runs through the Germany, German states of Germany, state of Schleswig-Holstein, from Brunsbüttel to the Holtenau di ...

and the approaches to Germany's

North Sea The North Sea lies between Great Britain, Denmark, Norway, Germany, the Netherlands, Belgium, and France. A sea on the European continental shelf, it connects to the Atlantic Ocean through the English Channel in the south and the Norwegian Se ...

ports. Britain used Zanzibar as a key link in the British control of East Africa.

Terms

Germany gained the islands of

() in the

, originally possession of the

dukes of Holstein-Gottorp Holstein-Gottorp () is the historiographical name, as well as contemporary shorthand name, for the parts of the duchies of Schleswig and Holstein, also known as Ducal Holstein, that were ruled by the dukes of Schleswig-Holstein-Gottorp, a side ...

but since 1814 a British possession, the so-called

in what is now

Namibia Namibia, officially the Republic of Namibia, is a country on the west coast of Southern Africa. Its borders include the Atlantic Ocean to the west, Angola and Zambia to the north, Botswana to the east and South Africa to the south; in the no ...

, and a free hand to control and acquire the coast of

Dar es Salaam Dar es Salaam (, ; from ) is the largest city and financial hub of Tanzania. It is also the capital of the Dar es Salaam Region. With a population of over 7 million people, Dar es Salaam is the largest city in East Africa by population and the ...

that would form the core of

(later Tanganyika, now the mainland component of

Tanzania Tanzania, officially the United Republic of Tanzania, is a country in East Africa within the African Great Lakes region. It is bordered by Uganda to the northwest; Kenya to the northeast; the Indian Ocean to the east; Mozambique and Malawi to t ...

). In exchange, Germany handed over to Britain the protectorate over the small sultanate of

Wituland Wituland (also Witu, Vitu, Witu Protectorate or Swahililand) was a territory of approximately in East Africa centered on the town of Witu, just inland from the Indian Ocean port of Lamu, north of the mouth of the Tana River in what is now Keny ...

(, on the

Kenya Kenya, officially the Republic of Kenya, is a country located in East Africa. With an estimated population of more than 52.4 million as of mid-2024, Kenya is the 27th-most-populous country in the world and the 7th most populous in Africa. ...

n coast) and parts of East Africa vital for the British to build a railway to

Lake Victoria Lake Victoria is one of the African Great Lakes. With a surface area of approximately , Lake Victoria is Africa's largest lake by area, the world's largest tropics, tropical lake, and the world's second-largest fresh water lake by surface are ...

, and pledged not to interfere with British actions vis-à-vis the independent

Sultanate of Zanzibar The Sultanate of Zanzibar (, ), also known as the Zanzibar Sultanate, was an East African Muslim state controlled by the Sultan of Zanzibar, in place between 1856 and 1964. The Sultanate's territories varied over time, and after a period of de ...

(i.e. the islands of

Unguja Unguja (also referred to as "Zanzibar Island" or simply "Zanzibar", in – as mentioned in The ''Periplus of the Erythraean Sea'') is the largest and most populated island of the Zanzibar archipelago, in Tanzania. History Geography Unguja is ...

and Pemba). In addition, the treaty established the German sphere of interest in

German South West Africa German South West Africa () was a colony of the German Empire from 1884 until 1915, though Germany did not officially recognise its loss of this territory until the 1919 Treaty of Versailles. German rule over this territory was punctuated by ...

(most of present-day Namibia) and settled the borders between German

Togoland Togoland, officially the Togoland Protectorate (; ), was a protectorate of the German Empire in West Africa from 1884 to 1914, encompassing what is now the nation of Togo and most of what is now the Volta Region of Ghana, approximately 90,400&nb ...

and the British Gold Coast (now

Ghana Ghana, officially the Republic of Ghana, is a country in West Africa. It is situated along the Gulf of Guinea and the Atlantic Ocean to the south, and shares borders with Côte d’Ivoire to the west, Burkina Faso to the north, and Togo to t ...

), as well as between German

Kamerun Kamerun was an African colony of the German Empire from 1884 to 1916 in the region of today's Republic of Cameroon. Kamerun also included northern parts of Gabon and the Congo with western parts of the Central African Republic, southwestern ...

and British

Nigeria Nigeria, officially the Federal Republic of Nigeria, is a country in West Africa. It is situated between the Sahel to the north and the Gulf of Guinea in the Atlantic Ocean to the south. It covers an area of . With Demographics of Nigeria, ...

Consequences

Britain divested itself of a naval base which covered the approaches to the main German naval bases in the North Sea. It immediately declared a

protectorate A protectorate, in the context of international relations, is a State (polity), state that is under protection by another state for defence against aggression and other violations of law. It is a dependent territory that enjoys autonomy over ...

over Zanzibar and, in the subsequent 1896

Anglo-Zanzibar War The Anglo-Zanzibar War was a military conflict fought between the United Kingdom of Great Britain and Ireland, United Kingdom and the Sultanate of Zanzibar on 27 August 1896. The conflict lasted between 38 and 45 minutes, marking it as the sh ...

, gained full control of the sultanate. The treaty served German chancellor

Leo von Caprivi Georg Leo Graf von Caprivi de Caprara de Montecuccoli (English language, English: ''Count George Leo of Caprivi, Caprara, and Montecuccoli''; born Georg Leo von Caprivi; 24 February 1831 – 6 February 1899) was a German general and statesman. He ...

's aims for a settlement with the British. After the 1884

Berlin Conference The Berlin Conference of 1884–1885 was a meeting of colonial powers that concluded with the signing of the General Act of Berlin,

, Germany had been losing out in the "

Scramble for Africa The Scramble for Africa was the invasion, conquest, and colonialism, colonisation of most of Africa by seven Western European powers driven by the Second Industrial Revolution during the late 19th century and early 20th century in the era of ...

". The

German East Africa Company The German East Africa Company (, abbreviated DOAG) was a chartered colonial organization that brought about the establishment of German East Africa, a territory which eventually comprised the areas of modern Tanzania, Burundi, and Rwanda. The ...

under

Carl Peters Carl Peters (27 September 1856 – 10 September 1918) was a German explorer and colonial administrator. He was a major promoter of the establishment of the German colony of East Africa (part of today’s Tanzania) and one of the founders of ...

had acquired a strip of land on the Tanganyikan coast (leading to the 1888 Abushiri Revolt), but had never had any control over the islands of the Zanzibar sultanate. The treaty gave away no vital German interests, while acquiring Heligoland, an island which was strategically placed for control over the

German Bight The German Bight ( ; ; ); ; ; sometimes also the German Bay) is the southeastern bight of the North Sea bounded by the Netherlands and Germany to the south, and Denmark and Germany to the east (the Jutland peninsula). To the north and west i ...

. With the construction of the

from 1887 onward, control of the German Bight had become essential to Emperor Wilhelm's II plans for expansion of the Imperial Navy. Wilhelm's naval policies aborted an accommodation with the British and ultimately led to a rapprochement between Britain and

France France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...

, sealed with the ''

Entente cordiale The Entente Cordiale (; ) comprised a series of agreements signed on 8 April 1904 between the United Kingdom of Great Britain and Ireland, United Kingdom and the French Third Republic, French Republic which saw a significant improvement in Fr ...

'' in 1904. The misleading name for the treaty was introduced by ex-Chancellor

Otto von Bismarck Otto, Prince of Bismarck, Count of Bismarck-Schönhausen, Duke of Lauenburg (; born ''Otto Eduard Leopold von Bismarck''; 1 April 1815 – 30 July 1898) was a German statesman and diplomat who oversaw the unification of Germany and served as ...

, who intended to attack his despised successor Caprivi for concluding an agreement that Bismarck himself had arranged during his incumbency. However, Bismarck's nomenclature implied that Germany had swapped an African empire for tiny

("trousers for a button"). This was eagerly adopted by imperialists, who complained about "treason" against German interests. Carl Peters and

Alfred Hugenberg Alfred Ernst Christian Alexander Hugenberg (19 June 1865 – 12 March 1951) was an influential German businessman and politician. An important figure in nationalist politics in Germany during the first three decades of the twentieth century, ...

appealed for the foundation of the ("Pan-German League") which took place in 1891.

Notes

External links

Vertrag zwischen dem Deutschen Reich und dem Vereinigten Königreich über die Kolonien und Helgoland vom 1. Juli 1890
''Deutsche Geschichte in Dokumenten und Bildern (DGDB)'', Transcription of: ''Das Staatsarchiv. Sammlung der offiziellen Aktenstücke zur Geschichte der Gegenwart'', Bd. 51, Duncker & Humblot, Leipzig 1891, S. 151.
The Anglo-German Treaty (Heligoland–Zanzibar Treaty) 1 July 1890, Translation of the German version of the contractThe Anglo-German Agreement Act 1890
{{DEFAULTSORT:Heligoland-Zanzibar Treaty Treaties of German East Africa British colonisation in Africa German South West Africa

Treaty A treaty is a formal, legally binding written agreement between sovereign states and/or international organizations that is governed by international law. A treaty may also be known as an international agreement, protocol, covenant, convention ...

Treaties of the United Kingdom (1801–1922) Treaties concluded in 1890 1890 in the United Kingdom 1890 in Germany 1890 in Zanzibar Germany–United Kingdom relations 19th century in Africa Treaties of the German Empire Treaties entered into force in 1890 Treaties extended to the Sultanate of Zanzibar British Heligoland Bilateral treaties of the United Kingdom

Terms

Consequences

Notes

Further reading

External links