Less than five weeks after she resigned her cabinet seat over a dispute with Prime Minister Justin Trudeau, Chrystia Freeland has launched her campaign to replace him as the leader of the Liberal party.

Amid Conservative leader Pierre Poilievre’s calls for a “carbon tax election”, two leading Liberal leadership candidates are dropping the Trudeau policy.

In a sparsely worded post on the social media platform X, the former finance minister and deputy prime minister said simply that she's "running to fight for Canada."