Complex sentence: On 28 April 1945 he was wounded in the leg by shrapnel and later committed suicide by shooting himself in the head, rather than attempt to join a break out from the Reich Chancellery to escape from the advancing Red Army.
Split into simpler sentences: On 28 April 1945 he was wounded in the leg by shrapnel. He later committed suicide by shooting himself in the head, rather than attempt to join a break out from the Reich Chancellery to escape from the advancing Red Army.