This is atimeline of Tanzanian history, comprising important legal and territorial changes and political events inTanzania and its predecessor states. To read about the background to these events, seeHistory of Tanzania. See also thelist of presidents of Tanzania.
| Year | Date | Event |
|---|---|---|
| 1.65 mya to 1.53 mya | Oldowan stone tool culture atOlduvai Gorge.[1] |
| Year | Date | Event |
|---|---|---|
| 3000BC | Evidence of indigenous pottery and agriculture dating as far back as this period is found in the Tanzanian coast and offshore islands.[2] |
| Year | Date | Event |
|---|---|---|
| 600BC | International trade goods includingGraeco-Roman pottery, Syrian glass vessels, Sassanian pottery from Persia and glass beads dating to this century are found at theRufiji River delta.[3] |
| Year | Date | Event |
|---|---|---|
| 1000BC – 300AD | The earliest settlements in theSwahili coast appear on the archaeological record inKwale inKenya, Misasa inTanzania andRas Hafun inSomalia.[4] |
| Year | Date | Event |
|---|---|---|
| ~1AD – 50AD | ThePeriplus of the Erythrean Sea, aGraeco-Roman manuscript is written. It describes theEast African coast (Azania) and an establishedIndian Ocean Trade route[5] |
| Year | Date | Event |
|---|---|---|
| 100AD – 600AD | Centuries ahead of European metallurgists, theHaya people from the western shores ofLake Victoria manufacturecarbon steel.[6][7] |
| Year | Date | Event |
|---|---|---|
| 300AD – 1000AD | Growth ofAzanian andZanj settlements in theSwahili coast. Local industry and international trade flourish.[4] |
| Year | Date | Event |
|---|---|---|
| 614AD – 900AD | Starting with the firstHijrah (migration) of Prophet Muhammad's followers toEthiopia, Islam spreads across Eastern, Northern and Western Africa.[4][8] | |
| 630AD – 890AD | Archaeological evidence indicates thatcrucible steel is manufactured atGalu, south ofMombasa. Metallurgical analysis of iron artefacts indicates that the techniques used by the inhabitants of the Swahili coast combined techniques used in other African sites as well as those in West and South Asian sites.[4][9] |
| Year | Date | Event |
|---|---|---|
| 1000AD – 1500AD | Emergence of theSwahili City States.[4][10] | |
| 1000AD – 1200AD | The oldestSwahili texts in existence date to this period. They are written in oldSwahili script (Swahili-Arabic alphabet) based on Arabic letters.[11] |
| Year | Date | Event |
|---|---|---|
| 1178–1195 | Suleiman Hassan (c. 1178–1195), conquers the rival nation ofSofala. |
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| Year | Date | Event |
|---|---|---|
| ~1331 | Moroccan explorerIbn Battuta visitsKilwa.[12][13] |
| Year | Date | Event |
|---|---|---|
| 1400–1500 | The ancestors of theIraqw are credited as the builders of theIron Age settlement atEngaruka in Northern Tanzania. Complex irrigation systems supporting intensive agriculture supported an estimated peak population of 40,000. It is recognised as the largest abandoned system of irrigated agricultural fields and terraces in sub-Saharan Africa.[14][15][16] | |
| 1410 | Kilwa's ruler makes a recorded pilgrimage toMecca.[17] | |
| 1498 | 25 February | ThePortuguese explorerVasco da Gama is the first known European to reach theEast African coast, landing atKilimane, where he stayed for 32 days.[18] |
| Year | Date | Event |
|---|---|---|
| 1505 | 24 July | Sack of Kilwa by thePortuguese Empire marking an end to the Kilwan golden age in the Swahili coast.[19] |
| 1505 | August | Captain John Homere, part ofFrancisco de Almeida's fleet, captures the archipelago ofZanzibar, making it part of thePortuguese Empire.[20] |
| Year | Date | Event |
|---|---|---|
| 1698 | Zanzibar falls under the control of theSultan of Oman.[20] | |
| 1698 | Oman's conquest of Kilwa leds theYao to flee toMozambique island.[19] | |
| 1700 | Over 100,000 slaves pass through Zanzibar as part of theArab slave trade. |
| Year | Date | Event |
|---|---|---|
| 1700 | The founding of theChagga states of Kilimanjaro.[21] | |
| 1776 | Kilwa was reviving and becomes East Africa's largest slave port with the Yao returning from Mozambique as slave taders. The enslaved were sold to the French colonies of theMascarene islands.[19] | |
| 1776 | Smallpox plagues southern Tanzania.[22] |
| Year | Date | Event |
|---|---|---|
| 1819 | TheShambaa Kingdom enters a golden age underKimweri ye Nyambai's reign.[19] | |
| 1820 | Famine inUkerewe.[19] | |
| 1822 | United Kingdom signs theMoresby Treaty with SultanSeyyid Said to begin theabolition ofslavery in Zanzibar.[23] | |
| 1840 | December | Omani Sultan Seyyid Said moves his capital toZanzibar City.[20][24] |
| 1842 | Ngoni king Mputa Maseko arrives and settles in Songea. While Zwangendaba settles in Ufipa.[19] | |
| 1843 | The last Sultan of Kilwa is deported to Oman.[25] | |
| 1848 | 11 May | German missionaryJohannes Rebmann, accompanied byJohann Ludwig Krapf, become the first Europeans to report seeingMount Kilimanjaro.[26][27] |
| 1850 | TheZigua burn Saadani to the ground.[28] | |
| 1850 | Swahili is spoken widely among theGogo andSagara.[29] | |
| 1855 | King Muyigumba conqueres the northern and centralHehe chiefdoms into a unified Hehe state.[19] | |
| 1856 | Sultan Seyyid Said dies at sea and is succeeded by his sonsThuwaini bin Said, inMuscat and Oman andMajid bin Said, in Zanzibar.[30] | |
| 1857 | 26 June | British explorersRichard Burton andJohn Speke travel from Zanzibar to the East African coast and begin their exploration of continental East Africa.[31] |
| 1857 | Maize is grown in thePangani Valley.[19] | |
| 1858 | 13 February | Burton and Speke reachLake Tanganyika, the first known Europeans to do so.[31] |
| 1860 | KingMirambo of theNyamwezi rises to power.[19] | |
| 1861 | 2 April | Zanzibar and Oman are split into two separateprincipalities with Majid bin Said becoming the firstSultan of Zanzibar.[32] |
| 1863 | Songea's king Mputa Maseko is killed by dissident Ndendeuli who flees east to the Kilombero valley and recreates Ngoni style military state forming theMbunga people, forcing thePogoro to flee eat to the Mahenge plateau.[19] | |
| 1863 | The French Holy Ghost Father established their first church in Zanzibar and move it to Bagamoyo in 1868.[28] | |
| 1869 | The Kiva rebellion, whereBondei rebel against the Shambaa Kingdom's rule.[19] | |
| 1870 | Islam becomes the major religion among theZigua and Bondei.[29] | |
| 1873 | Zanzibari SultanBarghash bin Said stops the export of slaves over the sea.[33] | |
| 1874 | Civil war in theShambaa Kingdom turnsPangani into a rival slave port to Bagamoyo and Kilwa.[19] | |
| 1875 | Bagamoyo pays tribute to theZaramo fearing attack.[19] | |
| 1875 | TheMbugu of Gare kill aKilindi royal in rebellion.[19] | |
| 1876 | Barghash bin Said closes Zanzibar's slave market.[33] | |
| 1876 | Kilwa's biggest export switches from slaves to wildrubber.[19] | |
| 1878 | The Hehe and Ngoni go to war with the Invasion of Mshope by the Hehe.[19] | |
| 1880 | Fipa King Kapufi of Nkasi hires an Arab Prime minister in his court.[19] | |
| 1881 | ThePare at Mbaga attack a slave trader settlement ofKisiwani.[19] | |
| 1882 | The Ngoni and Hehe end their war withBena partitioned amongst them as a buffer.[19] | |
| 1882 | King Songea Mbano of the Ngoni raids the eastern stateless peoples like theNgindo,Makonde andMwera forcing them to flee further eastwards leaving empty land.[19] | |
| 1884 | 28 March | TheSociety for German Colonization is formed byKarl Peters in order to acquire German colonial territories in overseas countries. Peters signs treaties with several native chieftains on the mainland oppositeZanzibar.[34] |
| 1884 | 23 November | The Germans led by Peters land at Saadani and start the invasion reaching theNgulu mountains and signing a sham treaty with Chief Mafungu Biniani ofNgulu .[28] |
| 1884 | 2 December | Mirambo of the Nyamwezi empire dies.[19] |
| 1885 | 3 March | The German government announces its intention to establish aprotectorate in East Africa. |
| 2 April | TheGerman East Africa Company is formed by Karl Peters to governGerman East Africa. | |
| 1886 | 1 November | An agreement is reached between Britain and Germany designating a 10-mile (16 km) wide strip of land along the coast as being controlled by Sultan Barghash bin Said, along with Zanzibar,Pemba, andMafia. The area that is to become Tanganyika is assigned to Germany while the area to become Kenya is assigned to Britain.[35] |
| 1887 | 25 May | The Germans occupyDar es Salaam.[28] |
| 1887 | TheZaramo attack two German stations in Dar es Salaam .[36] | |
| 1888 | April | The German East Africa Company leases the coastal strip opposite Zanzibar from SultanKhalifah bin Said for 50 years.[37] |
| 1888 | The Zigua boycott a station inOld Korogwe.[38] | |
| 1888 | September | Tanga is bombed by German warships.[38] |
| 1889 | June | Germans capture Saadani after fierce fighting Bwana Heri flees inland .[39] |
| 1889 | July | Germans capture Pangani after heavy shelling from the sea.[39] |
| 1889 | 15 December | Germans hangAbushiri .[39] |
| 1890 | 1 July | TheHeligoland–Zanzibar Treaty makes Zanzibar and Pemba a British protectorate.[20] |
| 1 August | The Sultan of Zanzibar signs an anti-slavery decree.[33] | |
| 1890 | 1 May | Germans bombard Kilwa for three days into submission.[39] |
| 1891 | February | TheBattle of Kibosho.[40] |
| 1891 | November | Mangi Rindi dies.[28] |
| 1896 | 27 August | TheAnglo-Zanzibar War is fought between Zanzibar and the United Kingdom. It lasted approximately 38 minutes and is the shortest war in history.[C] |
| 1896 | November | The Germans and Chaggasack Meru.[41] |
| 1897 | 5 April | SultanHamoud bin Mohammed issues a decree making slavery illegal in Zanzibar.[23][33] |
| 1897 | Mangi Sina dies.[42] | |
| 1898 | 19 July | Following years of resistance,Chief Mkwawa of theHehe is cornered by German soldiers and commits suicide in lieu of capture.[43] |
| 1898 | Katukamoto of Urambo, who was held accountable for the murder of an askari, was imprisoned. Following this event, the remnants of Mirambo's empire were systematically dismantled.[44] |
| Year | Date | Event |
|---|---|---|
| 1900 | 2 March | Great Hanging at Old Moshi was a mass execution of 19Chagga and Meru leaders together with their noblemen by German colonial officers.[45] |
| 1905 | July | TheMaji Maji Rebellion starts as a violent resistance to colonial rule in Tanganyika.[46] |
| 1907 | August | The Maji Maji Rebellion ends, leaving between 200,000 and 300,000 rebels dead.[47][D] |
| 1914 | 8 August | TheEast African Campaign of theFirst World War begins.[48] |
| 3 November | TheBattle of Tanga, the first major military engagement of the First World War, takes place.[49] (to 5 November) | |
| 1916 | 4 September | Dar es Salaam is occupied by troops from the United Kingdom and South Africa.[50] |
| 1919 | 28 June | Following the First World War, theTreaty of Versailles divides German East Africa, with the United Kingdom acquiring the largest section which it names theTanganyika Territory.[51] |
| 1920 | SirHorace Byatt is appointed the first governor of Tanganyika.[52] | |
| 10 January | The Britishmandate over Tanganyika comes into force.[53] | |
| 1929 | TheTanganyika African Association is founded by members of the Tanganyika Territory African Civil Service association.[54] | |
| 1946 | 13 December | British mandate over Tanganyika is converted to aUnited Nations Trusteeship.[55] |
| 1954 | 9 June | Germany returns the skull of Hehe chiefMkwawa (died 1898) to Tanzania and it is put on display nearIringa.[56] |
| 7 July | Julius Nyerere forms theTanganyika African National Union (TANU) and becomes its first president.[57][58] | |
| 1961 | October | The University College, Dar es Salaam is established as one of three constituent colleges of theUniversity of East Africa, with 14 law students.[59] |
| 9 December | Tanganyikan independence; Julius Nyerere as Prime Minister.[60] | |
| 14 December | Tanganyika becomes a member of theUnited Nations.[61] | |
| 1962 | 22 January | Julius Nyerere resigns as Prime Minister and is succeeded byRashidi Kawawa.[60] |
| 9 December | Tanganyika becomes arepublic with Julius Nyerere as its first president.[62] | |
| 1963 | 16 December | Zanzibar becomes a member of the United Nations.[61] |
| 19 December | Zanzibar receives independence from the United Kingdom, becoming aconstitutional monarchy.[63] | |
| 1964 | 12 January | TheZanzibar Revolution by local Africans overthrows theSultan of Zanzibar and his primarilyArab government. SheikhAbeid Karume becomes the firstPresident of Zanzibar.[64] |
| 26 April | The Republic ofTanganyika and the Republic of Zanzibar and Pemba unite to form the United Republic of Tanganyika and Zanzibar.[61] | |
| 1 November | The United Republic of Tanganyika and Zanzibar changes its name to theUnited Republic of Tanzania.[61] | |
| 1965 | 21 September | President Nyerere is returned to power in a one-party election.[65] |
| 1 October | Nyerere is sworn in for his second presidential term.[66] | |
| 1967 | 5 February | President Nyerere issues theArusha Declaration, outlining the principles ofUjamaa.[67] |
| 1969 | 24 September | TheArusha Agreement is signed between theEuropean Union and theEast African states ofKenya, Tanzania, andUganda.[68] |
| 1970 | 1 July | Tanzania's first university, theUniversity of Dar es Salaam is founded from the split of the University of East Africa into three national universities.[59][69] |
| 1971 | 1 January | The Arusha Agreement is enacted.[68] |
| 1972 | 7 April | Vice President Abeid Karume is assassinated inZanzibar Town.[65] |
| 11 April | Aboud Jumbe becomes the second President of Zanzibar and Vice President of Tanzania.[64] | |
| 1976 | ArchaeologistMary Leakey and her team discoverhomoinidfossil footprints atLaetoli, south of theOlduvai Gorge.[70][71] | |
| 1977 | 5 February | Tanganyika African National Union (TANU) and Zanzibar'sAfro-Shirazi Party merge to becomeChama Cha Mapinduzi (CCM).[72] |
| 18 April | The border between Tanzania and Kenya is closed.[73] | |
| 25 April | The constitution of Tanzania is adopted.[63] | |
| 1978 | 27 October | Ugandan forces underIdi Amin invade Tanzania, starting theUganda–Tanzania War, also known as the Liberation War.[74] |
| 1979 | 11 April | Tanzanian troops capture the Ugandan capital ofKampala, heralding the end of the Uganda–Tanzania War and Amin's regime.[75] |
| 1983 | Tanzania's first AIDS diagnosis is made in Bukoba district,Kagera Region.[76] | |
| 17 November | The Tanzania–Kenya border reopens.[77] | |
| 1984 | 31 January | Ali Hassan Mwinyi is sworn in as the third President of Zanzibar and Vice President of Tanzania.[77] |
| 1985 | 5 November | Julius Nyerere retires and Ali Hassan Mwinyi becomes the second President of Tanzania.[78] Mwinyi is succeeded as vice president byJoseph Sinde Warioba.[79] |
| 1990 | October | Ali Hassan Mwinyi wins a single-party election with 95.5% of the vote and is sworn in for a second presidential term.[80] |
| 1992 | 28 May | TheCivic United Front is formed.[20] |
| 1995 | 29 October | Tanzania holds itsfirst multi-party election.[81] |
| 23 November | Benjamin Mkapa is sworn in as the third President of Tanzania.[82] | |
| 1973 | February | The Tanzanian parliament moves fromDar es Salaam to the new capital ofDodoma.[83] |
| 1998 | 7 August | The United States embassies in Dar es Salaam, Tanzania andNairobi, Kenya aresimultaneously bombed.[84] |
| 1999 | 14 October | Julius Nyerere dies of leukaemia inLondon.[67] |
| 30 November | TheEast African Community Treaty between Kenya, Tanzania, and Uganda is signed in Arusha.[85] | |
| 2000 | 7 July | The East African Community Treaty comes into force.[85] |
| 29 October | Benjamin Mkapa is re-elected as President of Tanzania, with 72 percent of the vote.[86] |
| Year | Date | Event |
|---|---|---|
| 2001 | 28 January | Demonstrators in Zanzibar protesting the 2000 elections, clash with police and 32 people are killed.[87] |
| 5 July | Ali Mohamed Shein becomes Vice President of Tanzania.[63] | |
| December | The government controversially decides to spend £28m on a new air traffic control system.[88] | |
| 2002 | 24 June | TheIgandu train disaster kills more than 200 people and is Tanzania's worst train crash.[89] |
| July | Mkapa's government is criticized for purchasing a £15m presidential jet shortly before reaching an agreement with the UK for £270m in aid.[90] | |
| 2003 | December | TheKipunji, a new species of monkey, is found in Tanzania—the first new African monkey species since 1974. It is also independently discovered in July 2004.[91] |
| 2005 | 14 December | General elections are held.[63]Anna Senkoro of theProgressive Party of Tanzania–Maendeleo is the first woman in Tanzania to run for president.[92] |
| 21 December | Jakaya Kikwete is sworn in as the fourth President of Tanzania.[93] | |
| 30 December | Edward Lowassa is sworn is as Prime Minister.[94] | |
| 2006 | 11 May | Scientists announce that the Kipunji monkey found in 2003 belongs to a newgenus of African monkey—the first to be discovered since 1923.[95] |
| 9 August | $642m of Tanzania's debt is cancelled by theAfrican Development Bank.[96] | |
| 2008 | 6 February | A parliamentary committee reports on corruption within the cabinet.[97] |
| 7 February | Prime Minister Edward Lowassa and two other ministers resign following the report on corruption. President Kikwete dissolves the cabinet.[98] | |
| 2021 | 17 March | John Magufuli, President of Tanzania, dies.[99] |
| 19 March | Samia Suluhu Hassan is sworn in as Tanzania's first female President.[100] |
{{cite book}}:ISBN / Date incompatibility (help){{cite book}}:ISBN / Date incompatibility (help)Politik, Wirtschaft und Gesellschaft in Afrika südlich der Sahara