Complex sentence: Moreover, also for months preceding July 1959 the phones of the "Ioanid Gang" members had been tapped--in the aftermath several of the friends with whom they had talked lost their jobs or positions.
Split into simpler sentences: Moreover, also for months preceding July 1959 the phones of the "Ioanid Gang" members had been tapped. In the aftermath, several of the friends with whom they had talked lost their jobs or positions.