Complex sentence: Manuel Chaves Nogales (Seville, Spain August 1897--May, 1944 in London) was a Spanish journalist and writer, an enthusiastic supporter of the Second Spanish Republic and friend of the new President Manuel Azaña.
Split into simpler sentences: Manuel Chaves Nogales (Seville, Spain August 1897--died in London, May 1944). Enthusiastic supporter of the Second Spanish Republic and friend of the new President Manuel Azaña.