In exchange for handing over some of his sovereignty to the British East Africa Company , the British changed their backing to Mwanga , who swiftly removed Kalema from the throne in 1889 .
However , Mwanga escaped and negotiated with the British .
In exchange for handing over some of Mwanga 's sovereignty to the British East Africa Company , British British changed their backing Mwanga Mwanga , who swiftly removed Kalema from the throne in 1889 .
However , Mwanga escaped and negotiated with the British .