 Complete the following phrase:  The Federation of Rhodesia and Nyasaland considered the Canberra an important objective to holding greater diplomatic sway in the African continent, and ongoing negotiations over the Baghdad treaty, and a step towards decolonisation. The Suez Crisis caused a delay in the sale, but in August 1957 18 Canberras had been earmarked to be refurbished and transferred from the RAF to the Royal Rhodesian Air Force RRAF. Both Rhodesia and South Africa used Canberras in their respective 