Portage La Prairie Elected. X Incumbent. 1942 Federal by-election: York South On Mr. Cockeram's resignation, November 27, 1941, to allow Mr. Arthur Meighen to contest the seat. See also Electoral history of Robert Borden - Meighen's first predecessor as leader of the Conservative Party and as Prime Minister. Electoral history of William Lyon Mackenzie King - Meighen's principal opponent in three general elections, alternating twice as Prime Minister. Electoral history of R. B. Bennett - Meighen's first successor as leader of the Conservative Party. References External links Library of Parliament: History of Federal Ridings since 1867 Meighen, Arthur