sentences:  The remaining wide coastal strip (with the exception of Witu) remained a Protectorate under an agreement with the Sultan of Zanzibar.That coastal strip, remaining under the sovereignty of the Sultan of Zanzibar, was constituted as the Protectorate of Kenya in 1920.The Protectorate of Kenya was governed as part of the Colony of Kenya by virtue of an agreement between the United Kingdom and the Sultan dated 14 December 1895.