Complex sentence: The end of the conflict, however, caused a dramatic decrease in the demand for bombers of the Italian military; therefore, like many other entrepreneurs of the time, Caproni started directing his attention to the civil aviation market.
Split into simpler sentences: The end of the conflict, however, caused a dramatic decrease in the demand for bombers in the Italian military. As a result Caproni, like many other entrepreneurs of the time, directed his attention to the civil aviation market.