- — Africa:
Dar al-Kuti founded under Wadai
The sultanate of Dar al-Kuti was established as a tributary of Dar Runga and ultimately of Wadai, becoming a staging ground for slave raids into the Banda and Nzakara lands to the south.
Era: Zande States and the Slave Trade
Sources: Dar al-Kuti · Wikipedia, Central African Republic — History · Encyclopaedia Britannica
- — South America:
Breakup of Gran Colombia
Venezuela and Ecuador secede and Bolivar dies near Santa Marta; the union dissolves, leaving New Granada as a separate state.
Era: Independence and Gran Colombia
Sources: Gran Colombia · Encyclopaedia Britannica, Simon Bolivar · Encyclopaedia Britannica
- — North America:
Morazán leads the federation
The Honduran Liberal Francisco Morazán serves as president of the United Provinces, fighting to preserve the union against Conservative revolts.
Era: Independence, Federation, and Morazán
Sources: Francisco Morazán · Encyclopaedia Britannica
- — South America:
First constitution sworn
The Oriental Republic of Uruguay adopts its first national constitution, formally organising the new state.
Era: Artigas, the Thirty-Three, and Independence
Sources: Uruguay: The struggle for national identity · Encyclopaedia Britannica
- — South America:
The Constitution of 1833
A conservative constitution shaped by Diego Portales establishes a strong centralised presidency, anchoring decades of unusual political stability.
Era: Independence and the Building of a Republic
Sources: History of Chile · Encyclopaedia Britannica
- — Asia:
Treaty of Amity and Commerce with the United States
Said bin Sultan's government concluded a Treaty of Amity and Commerce with the United States, the first bilateral treaty between Washington and an Arab Gulf state.
Era: The Al Bu Said Dynasty and the Empire of Zanzibar
Sources: History of the U.S.-Oman Relationship · U.S. Embassy in Oman, Said ibn Sultan, Omani ruler and Zanzibar sultan · Encyclopaedia Britannica
- — Asia:
One administration for the whole island
Reform dissolves the separate systems of the maritime provinces and the highlands, governing Ceylon as a single colony for the first time.
Era: British Ceylon and the Road to Independence
Sources: Sri Lanka country profile · BBC News
- — Europe:
Slavery Abolition Act
Parliament abolished slavery across most of the British Empire, effective 1834, freeing more than 800,000 people while compensating former slave-owners rather than the enslaved.
Era: Empire, industry, and the Victorian age
Sources: Slavery Abolition Act · Encyclopaedia Britannica
- — North America:
Slavery Abolition Act takes effect
The British Slavery Abolition Act came into force in the Bahamas on 1 August 1834, beginning emancipation; after an apprenticeship period, full freedom followed in 1838.
Era: Loyalists, slavery and emancipation
Sources: Bahamas: Local History and Genealogy — Research Guide · Library of Congress, The Bahamas — British colonization (History) · Encyclopaedia Britannica
- — Africa:
Abolition of slavery at the Cape
Slavery was abolished across the British Empire, freeing enslaved people at the Cape and deepening Boer discontent that helped spark the Great Trek.
Era: British rule, the Mfecane, the Zulu kingdom and the Boer republics
Sources: History of slavery and early colonisation in South Africa · South African History Online, South Africa (country, history and government) · Encyclopaedia Britannica
- — North America:
Abolition of slavery
Under Britain's Slavery Abolition Act, slavery ended in Trinidad and Tobago on 1 August 1834, though a transitional 'apprenticeship' kept the freed people tied to the estates.
Era: British conquest and the much-contested Tobago
Sources: Trinidad and Tobago: History · Encyclopaedia Britannica, T&T History Timeline · National Trust of Trinidad and Tobago
- — Africa:
Ottomans restore direct rule
Sultan Mahmud II ends the Karamanli dynasty and reimposes direct Ottoman administration over Tripolitania.
Era: Ottoman Rule and the Karamanli Dynasty
Sources: Ottoman Tripolitania · Wikipedia
- — Africa:
Abolition of slavery
Slavery is formally ended in Mauritius, freeing tens of thousands of enslaved people, followed by a transitional 'apprenticeship'.
Era: British Mauritius: Abolition & Indenture
Sources: Mauritius · Encyclopædia Britannica, Le Morne Cultural Landscape (World Heritage List) · UNESCO World Heritage Centre
- — Africa:
Abolition of slavery
Emancipation freed the several thousand enslaved Africans who formed the majority of the colony's population.
Era: British Rule and Emancipation
Sources: History of Seychelles · Wikipedia, History of Slavery · Seychelles National Museum
- — Africa:
Portugal abolishes the slave trade
Portugal formally outlawed the transatlantic slave trade, ending Luanda's centuries as a slaving port, though clandestine traffic and later forced labour persisted in Angola.
Era: The slow conquest of the interior
Sources: Slavery in Angola · Wikipedia, Portuguese Angola · Wikipedia
- — North America:
- — Europe:
The Victorian era and the height of empire
During Queen Victoria's long reign Britain became the world's foremost industrial and imperial power, its empire eventually spanning about a quarter of the globe.
Era: Empire, industry, and the Victorian age
Sources: Victoria, Queen of the United Kingdom · Encyclopaedia Britannica, British Empire · Encyclopaedia Britannica
- — North America:
Emancipation completed
Following abolition across the British Empire from 1834, the apprenticeship system ended in British Honduras on 1 August 1838, freeing the enslaved; the freed African population formed the core of the colony's Creole society.
Era: British Honduras and a plural society
Sources: History of Belize · Encyclopædia Britannica, Guyana and Belize: Country Studies (Federal Research Division) · Library of Congress
- — North America:
Withdrawal from the federation
Disenchanted with the strife of the United Provinces of Central America, Costa Rica severs its federal ties and charts an independent course.
Era: Independence and a Coffee Republic
Sources: History of Costa Rica · Encyclopaedia Britannica, Costa Rica: Independence · Encyclopaedia Britannica
- — North America:
Founding of La Trinitaria
Juan Pablo Duarte founds the clandestine society La Trinitaria, organised in three-man cells, to undermine Haitian rule and build a movement for Dominican independence.
Era: Haitian Rule and Dominican Independence
Sources: Juan Pablo Duarte · Encyclopaedia Britannica
- — North America:
The indemnity reduced to 90 million
A new treaty with France recognises Haitian independence without conditions and cuts the indemnity to 90 million francs, spread over thirty annual payments.
Era: Kingdom, Republic, and the Indemnity
Sources: La dette de l'indépendance d'Haïti. L'esclave comme unité de compte (1794-1922), by Gusti-Klara Gaillard-Pourchet · Bibliothèque nationale de France, Patrimoines partagés France-Amériques
- — North America:
Emancipation
After the Abolition Act of 1833 and a period of apprenticeship, the enslaved people of Jamaica gain full freedom.
Era: Sugar, Slavery, and Resistance
Sources: Jamaica: British rule · Encyclopaedia Britannica, Jamaica: History · Encyclopaedia Britannica
- — North America:
Separation from the Central American federation
Amid regional rivalry, Nicaragua withdraws from the Federal Republic of Central America to become a fully sovereign state.
Era: Independence, Rivalry, and the Filibuster
Sources: History of Nicaragua · Encyclopædia Britannica
- — North America:
Full emancipation
The apprenticeship system ended on 1 August 1838, granting the formerly enslaved full freedom and leaving the colony's planters scrambling for new sources of labour.
Era: British conquest and the much-contested Tobago
Sources: Trinidad and Tobago: History · Encyclopaedia Britannica, Indian Arrival Day · National Library and Information System Authority (NALIS), Trinidad and Tobago
- — Europe:
Treaty of London: the cession to Belgium
The 1839 Treaty of London partitioned the Grand Duchy a third time, ceding its larger French-speaking western half to the new kingdom of Belgium while confirming the independence of the German-speaking remainder.
Era: The Grand Duchy, the Second and Third Partitions, and Neutrality
Sources: The history of the Nassau dynasty · Cour grand-ducale (Grand Ducal Court of Luxembourg), History of the city of Luxembourg · Luxembourg City Tourist Office
- — Asia:
The Tanzimat reforms
A wave of modernising reforms reorganised Ottoman law, taxation, education and the military in an effort to halt the empire's decline and integrate its diverse subjects.
Era: The Ottoman Empire: Height and Decline
Sources: Ottoman Empire · Encyclopædia Britannica
Politics & Power in the 1830s
Every event in the Terralore archive tagged politics and power — dynasties, constitutions, revolutions and changes of regime, narrowed to the 1830s — 26 of them, drawn from 24 nations, running from 1830 to 1839. Each entry keeps the sources it was verified against and links back to the chronicle it came from.
- Events
- 26
- Nations
- 24
- Earliest
- 1830
- Latest
- 1839
- North America
- 11
- Africa
- 6
- Asia
- 3
- Europe
- 3
- South America
- 3
Every entry below is the same record, with the same sources, as the one on its nation’s chronicle.