List of sultans of Zanzibar

Columns: No | Sultan | Full name | Began rule | Ended rule | Notes
1 | Majid bin Said | Sayyid Majid bin Said Al-Busaid | 19 October 1856 | 7 October 1870 | Bargash bin Said attempted to usurp the throne from his brother in 1859 , but failed . He was exiled to Bombay for two years | 2 | Barghash bin Said | Sayyid Sir Barghash bin Said Al-Busaid | 7 October 1870 | 26 March 1888 | Responsible for developing much of the infrastructure in Zanzibar ( especially Stone Town ) , like piped water , telegraph cables , buildings , roads , etc . Helped abolish the slave trade in Zanzibar by signing an agreement with Britain in 1870 , prohibiting slave trade in the sultanate , and closing the slave market in Mkunazini | 3 | Khalifa bin Said | Sayyid Sir Khalifa I bin Said Al-Busaid | 26 March 1888 | 13 February 1890 | Supported abolitionism , like his predecessor | 4 | Ali bin Said | Sayyid Sir Ali bin Said Al-Busaid | 13 February 1890 | 5 March 1893 | The British and German Empires signed the Heligoland-Zanzibar Treaty in July 1890 . This treaty turned Zanzibar into a British protectorate | 5 | Hamid bin Thuwayni | Sayyid Sir Hamad bin Thuwaini Al-Busaid | 5 March 1893 | 25 August 1896 | 6 | Khalid bin Barghash | Sayyid Khalid bin Barghash Al-Busaid | 25 August 1896 | 27 August 1896 | Was a belligerent in the Anglo-Zanzibar War , the shortest war in recorded history | 7 | Hamoud bin Mohammed | Sayyid Sir Hamoud bin Mohammed Al-Said | 27 August 1896 | 18 July 1902 | Issued the final decree abolishing slavery from Zanzibar on 6 April 1897 . For this , he was knighted by Queen Victoria | 8 | Ali bin Hamud | Sayyid Ali bin Hamud Al-Busaid | 20 July 1902 | 9 December 1911 | The British First Minister , Mr A. Rogers , served as regent until Ali reached the age of 21 on 7 June 1905 | 9 | Khalifa bin Harub | Sayyid Sir Khalifa II bin Harub Al-Said | 9 December 1911 | 9 October 1960 | Brother-in-law of Ali bin Hamud . Oversaw the construction of harbor in Stone Town and tar roads in Pemba | 10 | Abdullah bin Khalifa | Sayyid Sir Abdullah bin Khalifa Al-Said | 9 October 1960 | 1 July 1963 | 11 | Jamshid bin Abdullah | Sayyid Sir Jamshid bin Abdullah Al Said | 1 July 1963 | 12 January 1964 | On 10 December 1963 , Zanzibar received its independence from the United Kingdom as a constitutional monarchy under Jamshid

Example questions:
Which empire did not see as legitimate the sultan of Zanzibar on the list whose reign started on the 25th of August in 1896 ? | How was the Sultan of Zanzibar on the list whose reign started in 1893 was most likely killed ? | What practice was abolished by the Sultan of Zanzibar on the list whose reign started on the 27th of August in 1896 ? | Which of his male children was the sultan after the Sultan of Zanzibar on the list whose reign started in 1911 ? | Which family member followed as Sultan after the the Sultan of Zanzibar on the list whose reign started in 1856 ?

Answers:
Britain | poisoned | slavery | eldest | brother