Kurt Vonnegut went to Biafra shortly before its fall in 1970 (Biafra previously). This is what he had to say about it.
How Things Fell Apart, By Chinua Achebe - 'In an excerpt from his long-awaited memoir, the inventor of the post-colonial African novel in English discusses his origins as a writer and the seeds of revolt against the British Empire.'
I can say that my whole artistic career was probably sparked by this tension between the Christian religion of my parents, which we followed in our home, and the retreating, older religion of my ancestors, which fortunately for me was still active outside my home. I still had access to a number of relatives who had not converted to Christianity and were called heathens by the new converts. When my parents were not watching I would often sneak off in the evenings to visit some of these relatives.[more inside]