Flag of Zanzibar yellow cloves was added to the flag. On 12 January 1964, John Okello overthrew the Sultan of Zanzibar and adopted a black-yellow-blue tricolour as the flag of the People's Republic of Zanzibar and Pemba. On 29 January, the country's flag was changed to a blue-black-green tricolour with a thin white stripe at the hoist. This design, which was based on the flag of the Afro-Shirazi Party, was the longest-lived of the post-independence flags and eventually formed the basis for the current flag. On 26 April 1964, Zanzibar united with Tanganyika to form the new country of Tanzania and Zanzibar's old
Hamoud bin Mohammed of Zanzibar (daughter of the first Sultan of Zanzibar) he had ten children: On his death in 1902 he was succeeded by his oldest son, Sayyid Ali bin Hamud. Hamoud bin Mohammed of Zanzibar Sayyid Hamoud bin Mohammed Al-Said, GCSI, (1853 – 18 July 1902) (ruled 27 August 1896 - 18 July 1902) () was the British-controlled Omani sultan of the protectorate of Zanzibar, who outlawed slavery on the island. Hamoud became sultan with the support of the British consul, Sir Basil Cave, upon the death of Sayyid Hamad bin Thuwaini. Before he could enter the palace, another potential contender for the