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Crossing the Floor

The open, bilingual record of every floor crossing in Canadian parliamentary history — from Confederation to today.

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Robert N. Thompson (1968) | Crossing the Floor

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Crossings
Robert N. Thompson

Changed Beliefsfederal- Alberta

R

Robert N. Thompson

1968Social Credit→Progressive Conservative

4/5 - Major payoffRe-elected

Why They Crossed

Thompson, former national leader of Social Credit, crossed to the PCs after the Social Credit Party fragmented and lost relevance federally.

What Happened Next

Thompson was re-elected as a PC in 1968 and 1972. He served until 1972.

Related Crossings

Sandra Jansen

Prog. Conservative → NDP

Same category

Maïté Blanchette Vézina

Coalition Avenir Québec → Conservative Party of Quebec

Same category

Lela Evans (1st crossing)

Progressive Conservative → NDP

Same category

Leona Alleslev

Liberal → Conservative

Same category

Political Context

28th Parliament

Governing Party: Liberal
Government Type: majority
Total Seats: 264

Cite This Crossing

Crossing the Floor. (1968). Robert N. Thompson: Social Credit to Progressive Conservative (1968). Retrieved 2026-04-11, from https://crossingthefloor.ca/crossings/robert-thompson-1968

2014

Danielle Smith + 8 Wildrose MLAs

Wildrose Party → Progressive Conservative

Same party involved