The CIA World Factbook Every edition, 1990 to 2025 Africa
Independence Tanzania, in 36 editions.
The entry for Tanzania published Independence in 36 editions of 36, from 1990 to 2025. The text changed in 11 editions. Each is shown as published. Independence in every entry.
- editions changed the text
- 11
- the first edition with it
- 1990
- the latest edition with it
- 2025
Published as “Independence” (1990 to 2025).
field in that editiontext changed from the edition beforenot in that editionthe edition shownChoose an edition on the strip beside the text, or step through them with the arrows. Mark changes compares it with the edition before: the marks are ours, words added and words removed.
2025 edition
Same as 2024The same text in 1990 and 1991.
- Tanganyika became independent 9 December 1961 (from UN trusteeship under British administration);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
Tanganyika became independent 9 December 1961 (from UN trusteeship under British administration); Zanzibar became independent 19 December 1963 (from UK); Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar; renamed United Republic of Tanzania 29 October 1964
- Tanganyika became independent 9 December 1961 (from UN trusteeship under British administration);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
Tanganyika became independent 9 December 1961 (from UN trusteeship under
British administration); Zanzibar became independent 19 December 1963 (from
UK); Tanganyika united with Zanzibar 26 April 1964 to form the United
Republic of Tanganyika and Zanzibar; renamed United Republic of Tanzania 29
October 1964
- 26 April 1964 Tanganyika became independent 9 December 1961 (from UN trusteeship under British administration);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
26 April 1964 Tanganyika became independent 9 December 1961 (from UN
trusteeship under
December 1963 (from
form the United
of Tanzania 29
- 26 April 1964;
- Tanganyika became independent 9 December 1961 (from UN trusteeship under British administration);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
26 April 1964 1964; Tanganyika became independent 9 December 1961 (from UN
trusteeship under British administration); Zanzibar became independent 19
19 December 1963 (from UK); Tanganyika united with Zanzibar 26 April
1964 to
United Republic
- 26 April 1964;
- Tanganyika became independent 9 December 1961 (from UN trusteeship under British administration);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
26 April 1964; Tanganyika became independent 9 December
1961 (from UN
became independent
Zanzibar 26 April
Zanzibar; renamed
- 26 April 1964;
- Tanganyika became independent 9 December 1961 (from UK-administered UN trusteeship);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
26 April 1964; Tanganyika became independent 9 December
December 1961 (from UK-administered UN trusteeship under British administration); trusteeship); Zanzibar
independent 19 December 1963 (from UK); Tanganyika united with
Zanzibar 26 April 1964 to form the United Republic of Tanganyika and
Zanzibar; renamed United Republic of Tanzania 29 October 1964
The same text in 1997 and 1998.
- 26 April 1964;
- Tanganyika became independent 9 December 1961 (from UK-administered UN trusteeship);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
26 April 1964; Tanganyika became independent 9
1961 (from UK-administered UN trusteeship); Zanzibar became
independent 19 December 1963 (from UK); Tanganyika united with
Zanzibar 26 April 1964 to form the United Republic of Tanganyika and
Zanzibar; renamed United Republic of Tanzania 29 October 1964
- 26 April 1964;
- Tanganyika became independent 9 December 1961 (from UK-administered UN trusteeship);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
26 April 1964; Tanganyika became independent 9 December
December 1961 (from UK-administered UN trusteeship); Zanzibar became
independent 19 December 1963 (from UK); Tanganyika united with
Zanzibar 26 April 1964 to form the United Republic of Tanganyika and
Zanzibar; renamed United Republic of Tanzania 29 October 1964
The same text in 11 editions, 2000 to 2010.
- 26 April 1964;
- Tanganyika became independent 9 December 1961 (from UK-administered UN trusteeship);
- Zanzibar became independent 19 December 1963 (from UK);
- Tanganyika united with Zanzibar 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania 29 October 1964
26 April 1964; Tanganyika became independent 9
The same text in 2011 and 2012.
- 26 April 1964;
- Tanganyika became independent on 9 December 1961 (from UK-administered UN trusteeship);
- Zanzibar became independent on 19 December 1963 (from UK);
- Tanganyika united with Zanzibar on 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania on 29 October 1964
26 April 1964; Tanganyika became independent on 9 December 1961 (from UK-administered UN trusteeship); Zanzibar became independent on 19 December 1963 (from UK); Tanganyika united with Zanzibar on 26 April 1964 to form the United Republic of Tanganyika and Zanzibar; renamed United Republic of Tanzania on 29 October 1964
The same text in 4 editions, 2013 to 2016.
- 26 April 1964;
- Tanganyika became independent on 9 December 1961 (from UK-administered UN trusteeship);
- Zanzibar became independent on 10 December 1963 (from UK);
- Tanganyika united with Zanzibar on 26 April 1964 to form the United Republic of Tanganyika and Zanzibar;
- renamed United Republic of Tanzania on 29 October 1964
26 April 1964; Tanganyika became independent on 9 December 1961 (from UK-administered UN trusteeship); Zanzibar became independent on 19 10 December 1963 (from UK); Tanganyika united with Zanzibar on 26 April 1964 to form the United Republic of Tanganyika and Zanzibar; renamed United Republic of Tanzania on 29 October 1964
The same text in 9 editions, 2017 to 2025.
- 26 April 1964 (Tanganyika united with Zanzibar to form the United Republic of Tanganyika and Zanzibar);
- 29 October 1964 (renamed United Republic of Tanzania);
- notable earlier dates: 9 December 1961 (Tanganyika became independent from UK-administered UN trusteeship);
- 10 December 1963 (Zanzibar became independent from UK)
Rewritten: too little of the 2016 text remains to mark the changes.
26 April 1964 (Tanganyika united with Zanzibar to form the United Republic of Tanganyika and Zanzibar); 29 October 1964 (renamed United Republic of Tanzania); notable earlier dates: 9 December 1961 (Tanganyika became independent from UK-administered UN trusteeship); 10 December 1963 (Zanzibar became independent from UK)
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Cite this page
Central Intelligence Agency. “Tanzania: Independence.” The World Factbook, 1990–2025 editions. Archived by The Factbook, thefactbook.org/tanzania/independence.