Complex sentence: To commemorate the forthcoming visit of Adolf Hitler to Rome in 1938, the current Ostiense station was built, replacing an existing rural rail station, with the aim of creating a monumental station to receive the German dictator in a decidedly "Roman" way.
Split into simpler sentences: To commemorate the forthcoming visit of Adolf Hitler to Rome in 1938, the current Ostiense station was built, replacing an existing rural rail station. The aim was to create a monumental station that would receive the German dictator in a decidedly "Roman" way.