1932: Under the Gordon Plan, the parish of Saint-Augustin of Montbeillard was founded by settlers from Montreal, Hull, and Trois-Rivières
1940: The telephone service was established, and the cooperative butter factory was founded
1950–1975: Years of prosperity, thanks in particular to the village’s five sawmills
1954: Electrification
1969: Decline in agriculture caused by the introduction of milk quotas
1976: Rapid decline in dairy production due to quota cuts
2002: Merger with the other municipalities of the MRC