This is a list of proposed state mergers, including both current and historical proposals originating from sovereign states or organizations. The entities listed below differ from
separatist movements in that they would form as a merger or union of two or more existing
states,
territories, colonies or other regions, becoming either a federation,
confederation
A confederation (also known as a confederacy or league) is a union of sovereign groups or states united for purposes of common action. Usually created by a treaty, confederations of states tend to be established for dealing with critical issu ...
or other type of unified
sovereign state
A sovereign state or sovereign country, is a political entity represented by one central government that has supreme legitimate authority over territory. International law defines sovereign states as having a permanent population, defined te ...
.
Current proposals
Historical
Early modern period
19th century
20th century
21st century
See also
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Arab Union
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Atlantic Union
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Dynastic union
A dynastic union is a type of union with only two different states that are governed under the same dynasty, with their boundaries, their laws, and their interests remaining distinct from each other.
Historical examples
Union of Kingdom of Arag ...
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Independence referendum
An independence referendum is a type of referendum in which the residents of a territory decide whether the territory should become an independent sovereign state. An independence referendum that results in a vote for independence does not alwa ...
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Irredentism
Irredentism is usually understood as a desire that one state annexes a territory of a neighboring state. This desire is motivated by ethnic reasons (because the population of the territory is ethnically similar to the population of the parent sta ...
*
List of irredentist claims or disputes
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Lists of active separatist movements
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North American Union
The North American Union (NAU) is a theoretical economic and political continental union of Canada, Mexico and the United States, the three largest and most populous countries in North America. The concept is loosely based on the European Union, o ...
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Pan-Latinism
Pan-Latinism is an ideology that promotes the unification of the Romance-speaking peoples. Pan-Latinism first arose in prominence in France particularly from the influence of Michel Chevalier (1806–1879) who contrasted the "Latin" peoples of the ...
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Pan-nationalism
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Political union
A political union is a type of political entity which is composed of, or created from, smaller polities, or the process which achieves this. These smaller polities are usually called federated states and federal territories in a federal govern ...
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Supranational union
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Turanism
Turanism, also known as pan-Turanianism, pan-Turanism, or simply Turan, is a pseudoscientific pan-nationalist cultural and political movement proclaiming the need for close cooperation or political unification between people who are claimed by ...
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United States of Africa
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United States of Europe
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URSAL
URSAL ( pt, União das Repúblicas Socialistas da América Latina, "Union of Socialist Republics of Latin America") is a term coined in 2001 by Brazilian sociologist Maria Lúcia Victor Barbosa to mock criticism of left-wing politicians and intell ...
References
{{reflist
state mergers
National unifications
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state mergers