The 47-year-old Trudeau, who is seeking a second term, visited Governor General Julie Payette, Canada's acting head of state, on Wednesday morning to formally launch the campaign. "We get to decide what kind of future we want to build together".
Before jumping on his own campaign plane this morning, a fired-up Conservative Leader Andrew Scheer said the SNC-Lavalin story showcases his belief that Trudeau has lost the moral authority to govern.
And while the Greens have seen a surge in popularity in recent provincial elections and federal by-elections, the NDP under leader Jagmeet Singh has plummeted in the polls and heads into the campaign having lost one-third of its incumbent MPs, who opted not to seek re-election.
"But we can do that only if we have the courage to take on the powerful interests at the very top". A Conservative win would be significantly CAD-positive and a Liberal minority supported by the NDP would be negative.
For his part, Bloc Leader Yves-Francois Blanchet launched his Quebec-only campaign by urging voters tempted recently by the Liberals, Conservatives and New Democrats to return to their senses.
"This is the most important election in Canadian history", Green party Leader Elizabeth May, her party buoyed by enduring concerns about climate change, told about 200 cheering supporters.
The prime minister, who is admired overseas for his progressive policies but plagued by scandals at home, faces a test of his popularity this campaign season.
Only one party - the Conservatives, led by Andrew Scheer - has a full candidate roster with representatives in each riding. "I'm not appealing to (Canadians) emotions, we are appealing to their intelligence".
By the time the House of Commons rose for the summer in June 2019, the Liberals stood at 177 seats compared to the Conservatives at 95, the NDP at 40, the Bloc at 10 and the Greens at three.
Which issue matters most to you in the federal election campaign? There were eight independents - including former Liberal cabinet ministers Jane Philpott and Jody Wilson-Raybould.