Trudeau’s Liberals faced heat over Biden’s Keystone cancellation and Canada’s vaccine rollout.
Calgary-based TC Energy Corp halted work on the project earlier on Wednesday.
The documents feature a to-do list for inauguration day.
He told CBC’s “The Current” what’s happened over the last four years has been “anomalous."
The announcement comes as Canadian bitumen sells for below $5 a barrel.
He said opposing the pipeline's expansion would be like endorsing "regressive" Middle Eastern regimes.
The judge said the government's analysis didn't fully study the cumulative effects of greenhouse gas emissions.
But U.S. pipelines are not without their foes, either.
By standing with Indigenous defenders on the land, in the courts and at the banks, we will win.
Protests against the project continued up to the last minute.