"The following is a list of the various heads of government of Canada, as a British Dominion, the Proletarian Republic of Canada, and during the modern Federal Republic."@en . . . . . "The following is a list of the various heads of government of Canada, as a British Dominion, the Proletarian Republic of Canada, and during the modern Federal Republic."@en . . . . "List of heads of government of Canada (Cinco De Mayo)"@en . .