Freeland met over two days in Washington with US Trade Representative Robert Lighthizer, who described the talks as "positive".
For the second straight day, Trump has taken to Twitter to attack Mexico for allowing the 1,500-strong group to march unimpeded toward the United States, their daily progress mapped out by US media.
Mexico's Foreign Minister Luis Videgaray says the first agreement aimed to promote joint cooperation to stop illegal merchandise crossing the border.
All three major indices rose, with investors seemingly persuaded President Donald Trump's recent threats to launch a trade war were actually a bargaining tactic.
The visit is part of an effort to erode Venezuela's oil-based influence in the region.
Canadian PM says they will not be pushed into accepting any old deal.
Mexico will only proceed with negotiations if the United States remains within NAFTA.
All of us are keen to know whether America is committed to have an open, liberal trading environment, says international trade minister Mustapa Mohamed.
If the demise of theTPP is not going to affect us potentially, why did we spend so much time and energy negotiating for it in the first place?
According to a statement from Trudeau, the leaders "reiterated the importance of the Canada-United States bilateral relationship, and discussed various areas of mutual interest."