 The succeeding centre-left government, including most of the same parties, was headed by Giuliano Amato (social-democratic), who previously served as Prime Minister in 1992–93, from April 2000 until June 2001.In 2001, the centre-right formed the government and Silvio Berlusconi was able to regain power and keep it for a complete five-year mandate, becoming the longest government in post-war Italy.Berlusconi participated in the US-led multinational coalition in Iraq.