Complex sentence: With the appointment of Zalygin in 1986 at the beginning of the perestroika period under Mikhail Gorbachev, the magazine again published increasingly bold criticism of the Soviet regime as well as stories and poetry by previously banned writers like George Orwell, Joseph Brodsky and Vladimir Nabokov.
Split into simpler sentences: With the appointment of Zalygin in 1986, i.e. at the beginning of the perestroika period, the magazine re-started increasingly bold criticism of the Soviet regime. It also published fiction and poetry by previously banned writers, the likes of George Orwell, Joseph Brodsky and Vladimir Nabokov.