Complex sentence: Arrested in 1950 by French Colonial Police after discovering the (OS), he got sewed and thrown in jail in Annaba from which he escaped, and joined outlaw way and engaged the military action of Unity and Working Revolutionary Committee (CRUA) since its creation.
Split into simpler sentences: Arrested in 1950 by French Colonial Police after discovering the (OS), he was sued and thrown in jail in Annaba from which he escaped and joined outlaw way. He also engaged the military action of Unity and Working Revolutionary Committee (CRUA) since its creation.