The new agreement extends free trade between the U.S., Canada and Mexico with a few tweaks.
2019 was the year the United States began tearing down the rules-based system for international trade in earnest.
The trade agreement has passed in the U.S. House, and now moves to the Senate.
Businesses have been waiting for the updated version of the North American Free Trade Agreement.
The treaty will extend to Canada and Mexico a provision of U.S. law that protects them from being sued for what their users' do.
From doing business in Japan, to concerns about NAFTA and the trade war in China, this American company has its eye trained on the bigger picture.
Some argue Congressional recess is when the real work gets done, when lobbying groups pull out all the stops to get policies passed.
The Trump administration has threatened to levy a 5% tax on Mexican imports next month, which could go as high as 25%.
The Trump administration hopes Ottawa lawmakers will approve the deal before their summer break — and an election that could unseat PM Justin Trudeau.
The politics of trade deals are increasingly complex.