The results of the 2018 general election were shocking. Although main competitors were the same as in 2013 (the centre-right coalition, the centre-left coalition, and the M5S), high uncertainty surrounded the electoral outcome because of the application of a new electoral system, and polls data indicating the competitiveness of the multiple political formations and the high number of undecided voters. For the first time in Western European history, a successful debutant was able not to lose votes in the following election – the 2013 M5S was actually the most successful debutant in Western Europe since the end of WW, and it gained over 7 percentage points, coming just short to one third of the votes. At the same time, the LN reached its bes...