Italian Prime Minister Silvio Berlusconi waves at supporters upon his arrival for a vote on the austerity measures for 2012 at the lower house of parliament in Rome, Italy, Nov. 12, 2011. Italian Prime Minister Silvio Berlusconi resigned Saturday night after a package of austerity measures demanded by the European Union (EU) was passed in both chambers of Italian parliament, the ANSA news agency reported. [Xinhua photo]