a chairman of the Parliamentary Commission on the Investigation of the events of 9 April 1989 in Tbilisi. The Commission condemned the military, which was blamed for many deaths when dispersing demonstrators. The Commission's report made it more difficult to use military force against civil demonstrations in the Soviet Union and Russia. He was a member of the President's Consultative Council during Mikhail Gorbachev's tenure and contributed to legislation that originated from the presidential administration. After the Soviet Union was dissolved in 1991, Sobchak was not a member of the central Parliament but was a member of Yeltsin's Presidential Council and the chairman of the Constitutional Assembly that prepared the Constitution of the Russian Federation in 1993. The constitution is often informally called Sobchak's constitution, although its real authors have been somewhat less known. Mayor of Saint Petersburg In April 1990, Sobchak was elected a deputy of the Leningrad City Council, and in May he became the chairman of the Council. From the beginning, his leadership was marked by a strongly authoritarian bent. The Council decided to change the structure of the city governance so as to have a Mayor elected by direct elections. The first of such elections in June 1991 were combined with the referendum on the city name. Sobchak won the elections, and the city voted to return to its historical name of Saint Petersburg. The name change was established in one of the last sessions of the Congress of People's Deputies of the Soviet Union, held on 12 September 1991. The change needed an amendment of the Constitution of the Soviet Union and its passage required much effort by Sobchak. During his tenure, a Kissinger-Sobchak commission was formed in order to attract western investment into St. Petersburg. According to Putin who had met with Kissinger a couple of times, when Kissinger stated that the Soviet Union had pulled out of Eastern Europe too quickly under Gorbachev and that Kissinger was being blamed but Kissinger had thought it was impossible, Putin had agreed with Kissinger because so many problems would have been avoided if the pullout had not been so hasty. Sobchak was Mayor of Saint Petersburg from 1991 to 1996. During his tenure, the city became a place of glamorous cultural and sporting events. Most of the everyday control of the city structure was handled by two Mayor's deputies – Vladimir Yakovlev and Vladimir Putin; critics