After a long period of Liberal dominance following the Tories ill-fated depression era mandate from 1930-35, John Diefenbaker won a massive electoral victory for the Tories in 1958 .

In the 1847 election, Sir Willoughby Jones was returned as Conservative MP for Cheltenham, after several years of Liberal dominance.

The Liberal dominance ended in 1984 as Brian Mulroney, who is from this area, was able to gather Quebec nationalist support and sweep the region in 1984 and 1988.

However, the merger of these two right-wing parties into the new, right wing Conservative Party of Canada in 2003 has reduced this Liberal dominance.

In 2000, after another period of Liberal dominance, the phrase had an unsuccessful short-lived recurrence, with Whitlam speaking on behalf of the Leader of the Labor Party, Kim Beazley.

After a period of Liberal dominance before the First World War, the Conservatives gradually became more influential in government, regaining full control of the cabinet in 1922.

However, in his chronicle of the Whitlam years, speechwriter Graham Freudenberg asserts that Gorton's erratic behaviour, Whitlam's strengthening of his party, and events outside Australia (such as the Vietnam War) ate away at the Liberal dominance.

Before 2011, 1984 was the only election in recent memory in which traditional Liberal dominance was seriously threatened in this region.

The NDP held the riding for the first nine years of its existence before Liberal Dennis Mills won the seat in 1988 and held it during the long period of Liberal dominance of the federal scene.