 The suppressed Municipalities are abandoned.During the Second World War the mountain territories around Pieve Vergonte, like those of the whole Val d'Ossola, witnessed an important activity partisan, in particular the formation of the commander Filippo Beltrami, one of the first in the area between Cusio and Ossola, which at the end of January 1943 had placed its temporary base in Pievese territory, in Cortavolo, just above the hamlet of Megolo Mezzo.On February 13 1944 this area was the scene of the battle of Megolo, between the partisan group of Beltrami and the Nazi-fascist troops of the German army and of the Italian Social Republic coming from Domodossola and Novara, under the command of Captain Ernst Simon.