sentences:  On 10 December 1963, the Protectorate that had existed over Zanzibar since 1890 was terminated by the United Kingdom.The United Kingdom did not grant Zanzibar independence, as such, because the UK never had sovereignty over Zanzibar.Rather, by the Zanzibar Act 1963 of the United Kingdom, the UK ended the Protectorate and made provision for full-self government in Zanzibar as an independent country within the Commonwealth.