1968: Lester Pearson speaks about the defeat of his minority government in the Commons and his plan to seek a vote of confidence to stave off a change of government or an election.
1970: Pierre Trudeau tells Canadians about his decision to invoke the War Measures Act in response to the October Crisis and the terrorist activities of the FLQ.
1990: Brian Mulroney pleads the case of the Meech Lake Accord.
1995: Jean Chretien delivers a passionate defence of Canada ahead of the Quebec referendum.
2005: Paul Martin speaks about the Liberal sponsorship scandal.
2008: Stephen Harper defends his decision to prorogue Parliament in response to a Liberal-NDP coalition proposal.