Complex sentence: On January 12,1967, a group of Occident members attacked the Vietnam committees on the campus of the university of Rouen; about 20 members of Occident were arrested, including Gérard Longuet, Alain Madelin and Patrick Devedjian (all future right-wing ministers).
Split into simpler sentences: On January 12,1967, a group of Occident members attacked the Vietnam committees on the campus of the University of Rouen. About 20 members of Occident were arrested, including Gérard Longuet, Alain Madelin and Patrick Devedjian (all future right-wing ministers).