1. Armand Lavergne represented Montmagny in the House of Commons of Canada as a Liberal member from 1904 to 1908 and as a Conservative member from 1930 to 1935.

1. Armand Lavergne represented Montmagny in the House of Commons of Canada as a Liberal member from 1904 to 1908 and as a Conservative member from 1930 to 1935.
Armand Lavergne represented Montmagny in the Legislative Assembly of Quebec as a Nationalist member from 1908 to 1916.
Armand Lavergne's surname is given as "La Vergne" by some authoritative sources, including his National Assembly of Quebec biographical page, although these same sources spell his father's name as "Lavergne".
Armand Lavergne was born in Arthabaska, Quebec in 1880, the son of Joseph Lavergne and Emilie Barthe, who was the daughter of Joseph-Guillaume Barthe.
Armand Lavergne articled in law, was called to the bar in 1903 and set up practice at Quebec City and then Montmagny.
Armand Lavergne directed Le Courrier at Montmagny and contributed to Le Nationaliste, edited by Olivar Asselin, and Le Devoir, edited by Henri Bourassa.
Armand Lavergne was elected to the House of Commons in a 1904 by-election and reelected in the general election later that year.
Armand Lavergne was expelled from the Liberal Party by Sir Wilfrid Laurier in 1907 and he resigned from his seat the following year to run for Ligue nationaliste canadienne in the 1908 Quebec election.
Armand Lavergne was elected to the legislative assembly along with Henri Bourassa and re-elected in the 1912 Quebec election; Lavergne served as the party's only member from 1912 until leaving office in the 1916 election.
Armand Lavergne ran unsuccessfully as an independent candidate for a seat in the House of Commons in 1917 and 1921 before joining the federal Conservatives in 1925.
Armand Lavergne was deputy speaker and chairman of committees from 1930 to 1935.
Armand Lavergne opposed the use of conscription during the First World War, was an ardent defender of French language rights outside of Quebec and lobbied for more French-Canadian participation in the federal civil service.
Armand Lavergne died in office at Ottawa in 1935 and was buried in Arthabaska, Quebec.