Complex sentence: After a brief battle with the Milice in May 1942, Jacques was killed when driving a truck with supplies an munitions, ignited by a stray bullet and thus blowing the truck to pieces.
Split into simpler sentences: After a brief battle with the Milice in May 1942, Jacques was killed when driving a truck with supplies and munitions. It was ignited by a stray bullet and thus blowing the truck to pieces.