original_query: Who was Rudolf Duala Manga Bell?
query: Who was Rudolf Duala Manga Bell?
answer: Rudolf Duala Manga Bell (1873-1914) was a Duala king and resistance leader in the German colony of Kamerun (Cameroon).  He was educated in Kamerun and Europe, succeeded his father as king in 1908, and led resistance against German plans to relocate the Duala people. He was arrested, tried for high treason, and executed in 1914, becoming a martyr in Cameroonian eyes.