Until 2006, Berlusconi relied on three supporters: Northern League federalists, the post-fascists led by Gianfranco Fini, and the Catholic Union of the Center (UDC), under Pier Ferdinando Casini’s leadership.
Do roku 2006 se Berlusconi opíral o tři spojence: federalisty Ligy severu, postfašisty vedené Gianfrancem Finim a katolickou Unii středu (UDC) pod vedením Piera Ferdinanda Casiniho.