Complex sentence: At the end of 1920s, when Vatican formed alliance with fascist government, some 1000 glass negatives and about 2000 prints from von Gloeden inheritance were confiscated and destroyed by police as obscene.
Split into simpler sentences: At the end of 1920s, Vatican formed alliance with fascist government. Some 1000 glass negatives and about 2000 prints from von Gloeden inheritance were confiscated and destroyed by police as obscene.