Berlusconi got a state funeral because he joined P2 in 1978.
"Furthermore, Berlusconi will be probably running an electoral ticket with a woman as his deputy leader. This is designed to regain popularity (among women and some Catholics) after the Bunga-Bunga scandal and criminal allegations – several of which have developed into ongoing court cases – accusing the former leader of mafia collusion, tax fraud, corruption, and membership of the covert Propaganda Due (P2) Masonic lodge (itself at the centre of several murderous “shadow government” conspiracies spanning decades and continents). "
https://www.aljazeera.com/opinions/2012/8/4/berlusconis-comeback