The special five-day session of Parliament starting next week will discuss the 75-year history of parliament, the government revealed this evening, putting an end to days of speculation. The government will also clear four bills, including the one on appointment of the Chief Election Commissioner which has generated much controversy. A bulletin from the Lok Sabha secretariat said on September 18, a discussion will be held on "Parliamentary Journey of 75 years starting from Samvidhan Sabha -- Achievements, Experiences, Memories and Learnings".