Complex sentence: According to at least two observers, the government of the Islamic Republic of Iran has used false confessions extracted by torture on a much larger scale than the Soviet Union because the confessions could be videotaped and broadcast for purposes of propaganda.
Split into simpler sentences: According to at least two observers, the government of the Islamic Republic of Iran has used false confessions extracted by torture systematically. They have been used on a much larger scale than the Soviet Union because the confessions could be videotaped and broadcast for purposes of propaganda.