What it means for the U.S. to be on the sidelines of another major trade agreement, the Regional Comprehensive Economic Partnership, which 15 countries agreed to Sunday.
The new trade deal signed by the U.S., Mexico and Canada says much of a car should be built by workers making at least $16 an hour. Some experts are skeptical that will happen anytime soon in Mexico.
The European Union and Japan have reached an agreement in principle for a new free trade deal. It would lower barriers to trade between two of the world's most important economic areas.
The gathering of the world's largest economies, the group took a step back from its typically overt pro-free trade agenda. The cause of the change seemed to be pushback from the United States.
Talks between Secretary of State Rex Tillerson and Homeland Security chief John Kelly with their Mexican counterparts were intended to smooth out growing tensions between the two countries.
President Trump has suggested an import tax of up to 45 percent on goods made by U.S. firms overseas. But it's illegal to single out individual companies and it's unclear what form the tax would take.
Trump brought out a lot of his greatest hits: slamming trade deals, claiming the economy is failing and touting his poll numbers. But he strayed from the facts several times.